Repeat-Free Schedule Coverage

version 1 · visual region g=1..10, p=1..10 · benchmark regions Canonical benchmark region g=2..10, p=2..10 · Canonical benchmark region g=11..20, p=2..10 · Canonical benchmark region g=11..20, p=11..20 · Canonical benchmark region g=21..30, p=1..10 · Canonical benchmark region g=21..30, p=11..20 · Canonical benchmark region g=21..30, p=21..30 · Canonical benchmark region g=31..40, p=1..10

Fillfar from targetclose to targettarget reachedvisual-only
Borderoptimum reachedoptimum known, not reachedoptimum unknown
Corners, same in all matrices O top-left proven optimum when known top-left counting upper bound reached when no stronger optimum is encoded T top-right curated target/literature target U bottom-left counting upper bound tiny blue superscripts on T labels link into the literature reference table below when a source is curated
Method badges RR round robin NKTS nearly Kirkman triple system MOLR Latin-rectangle lower bound from explicit MOLS ownSG starter-block own-social-golfer construction RITD resolvable incomplete transversal design PSB published schedule bank
Fill denominator fill is progress to T when a target is present; otherwise progress to U
Solved and optimal
U19
19
RR
green border/✓ means the counting upper bound or encoded optimum is reached
Below target
T10
U13
8
RTD
T and U keep the same corner meanings everywhere
Literature and optimum ahead
O11
T10
U13
8
PSBRBIBD
O shows a proven optimum; method arrows show an implemented family below a desired family
No implementation yet
·
empty-looking cells stay quiet; the fill already tells the story

Coverage dashboard

g\p12345678910
1
v
T∞
v
T1
1
v
T1
1
v
T1
1
v
T1
1
v
T1
1
v
T1
1
v
T1
1
v
T1
1
v
T1
1
2
v
T∞
O3
T31
U3
3
RR
O1
T11
U1
1
NKTS
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
3
v
T∞
O5
T51
U5
5
RR
O4
T41
U4
4
KTS
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
4
v
T∞
O7
T71
U7
7
RR
O4
T41
U5
4
RTD
O5
T51
U5
5
AP
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
5
v
T∞
O9
T91
U9
9
RR
O7
T71
U7
7
KTS
O5
T51
U6
5
RTD
O6
T61
U6
6
AP
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
6
v
T∞
O11
T111
U11
11
RR
O8
T81
U8
8
NKTS
O7
T71
U7
7
RGDD4
T61
U7
6
PSB
O3
T11
U7
3
MOLR+G
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
7
v
T∞
O13
T131
U13
13
RR
O10
T101
U10
10
KTS(6t+3)
O9
T91
U9
9
RGDD4
T71
U8
7
RTD
T71
U8
7
RTD
O8
T81
U8
8
AP
O1
T11
U1
1
1W
O1
T11
U1
1
1W
O1
T11
U1
1
1W
8
v
T∞
O15
T151
U15
15
RR
O11
T111
U11
11
NKTS
O10
T101
U10
10
RGDD4
T81
U9
8
RTD
T81
U9
8
RTD
T81
U9
8
RTD
O9
T91
U9
9
AP
O1
T11
U1
1
1W
O1
T11
U1
1
1W
9
v
T∞
O17
T171
U17
17
RR
O13
T131
U13
13
KTS
O11
T111
U11
11
RGDD4
T91
U11
9
RTD
T91
U10
9
RTD
T91
U10
9
RTD
T91
U10
9
RTD
O10
T101
U10
10
AP
O1
T11
U1
1
1W
10
v
T∞
O19
T191
U19
19
RR
O14
T141
U14
14
NKTS
O13
T131
U13
13
RGDD4
T91
U12
9
RITD
T71
U11
9
DM+K
T71
U11
8
DM
T51
U11
9
DM+K
T51
U11
5
ownSG
T41
U11
4
MOLR+G

Canonical coverage: g=11..20, p=1..10

Canonical benchmark region. Center = current constructed weeks, top-right = conservative literature target T when curated from the 2026 paper, bottom-left = counting upper bound U when a curated target exists, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Only the trivial p=1 column is visual-only.

g\p12345678910
11
v
T211
U21
21
RR
T161
U16
16
KTS
T141
U14
14
RGDD4
T111
U13
11
RTD
T111
U13
11
RTD
T111
U12
11
RTD
T111
U12
11
RTD
T121
U12
12
RGDD
T111
U12
11
RTD
12
v
T231
U23
23
RR
T171
U17
17
NKTS
T151
U15
15
RGDD4
T121
U14
12
MOLS
T131
U14
13
MOLS+G
T71
U13
9
DM
T61
U13
9
DM
T61
U13
7
DM
T61
U13
6
MOLR
13
v
T251
U25
25
RR
T191
U19
19
KTS(6t+3)
T171
U17
17
RGDD4
T161
U16
16
RBIBD5
T131
U15
13
RTD
T131
U15
13
RTD
T131
U14
13
RTD
T131
U14
13
RTD
T131
U14
13
RTD
14
v
T271
U27
27
RR
T201
U20
20
NKTS
T181
U18
18
RGDD4
T141
U17
14
MOLS
T91
U16
11
DM
T91
U16
11
DM+K
T81
U15
9
DM
T71
U15
7
ownSG
T51
U15
6
DM
15
v
T291
U29
29
RR
T221
U22
22
KTS
T191
U19
19
RGDD4
T161
U18
16
MOLS+G
T101
U17
12
DM
T51
U17
10
DM
T171
U17
17
RBIBD
T71
U16
8
DM
T51
U16
7
DM
16
v
T311
U31
31
RR
T231
U23
23
NKTS
T211
U21
21
RGDD4
T161
U19
16
RTD
T161
U19
16
RTD
T161
U18
16
RTD
T171
U18
17
RTD+G
T161
U17
16
RTD
T161
U17
16
RTD
17
v
T331
U33
33
RR
T251
U25
25
KTS
T221
U22
22
RGDD4
T211
U21
21
RBIBD5
T171
U20
17
RTD
T171
U19
17
RTD
T171
U19
17
RTD
T171
U19
17
RTD
T171
U18
17
RTD
18
v
T351
U35
35
RR
T261
U26
26
MOLS+G
T231
U23
23
RGDD4
T181
U22
18
MOLS
T191
U21
19
MOLS+G
T101
U20
13
DM
T61
U20
11
DM
T61
U20
10
DM
T61
U19
9
DM
19
v
T371
U37
37
RR
T281
U28
28
KTS(6t+3)
T251
U25
25
RGDD4
T191
U23
19
RTD
T191
U22
19
RTD
T191
U22
19
RTD
T191
U21
19
RTD
T191
U21
19
RTD
T191
U21
19
RTD
20
v
T391
U39
39
RR
T291
U29
29
NKTS
T261
U26
26
RGDD4
T211
U24
21
RTD-QDM+G
T131
U23
16
DM
T51
U23
15
DM
T51
U22
13
DM
T51
U22
12
DM
T51
U22
10
DM

Canonical coverage: g=11..20, p=11..20

Canonical diagonal/high-p benchmark region. Center = current constructed weeks, top-right = conservative literature target T when curated from the 2026 paper, bottom-left = counting upper bound U when a curated target exists, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Blank T means no clean paper-derived target is curated yet for that cell, but the cell still counts in the benchmark via its current constructed weeks and counting upper bound.

g\p11121314151617181920
11
T121
U12
12
AP
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
12
T61
U13
6
MOLR
T71
U13
7
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
13
T131
U14
13
RTD
T131
U14
13
RTD
T141
U14
14
AP
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
14
T51
U15
6
DM
T51
U15
5
MOLR
T51
U15
6
?
T51
U15
6
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
15
T51
U16
7
DM
T51
U16
5
MOLR
T51
U16
5
MOLR
T51
U16
5
MOLR
T51
U16
6
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
16
T161
U17
16
RTD
T161
U17
16
RTD
T161
U17
16
RTD
T161
U17
16
RTD
T161
U17
16
RTD
T171
U17
17
AP
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
17
T171
U18
17
RTD
T171
U18
17
RTD
T171
U18
17
RTD
T171
U18
17
RTD
T171
U18
17
RTD
T171
U18
17
RTD
T181
U18
18
AP
U1
1
1W
U1
1
1W
U1
1
1W
18
T61
U19
8
DM
T61
U19
7
DM
T61
U19
6
MOLR
T61
U19
6
MOLR
T61
U19
6
MOLR
T61
U19
6
MOLR
T61
U19
6
MOLR
T61
U19
7
MOLR+G
U1
1
1W
U1
1
1W
19
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T191
U20
19
RTD
T201
U20
20
AP
U1
1
1W
20
T51
U21
9
DM
T51
U21
8
DM
T51
U21
7
DM
T51
U21
7
DM
T51
U21
6
DM
T51
U21
6
DM
T51
U21
5
MOLR
T51
U21
5
MOLR
T51
U21
5
MOLR
T51
U21
6
MOLR+G

Canonical coverage: g=21..30, p=1..10

Canonical benchmark region. Center = current constructed weeks, top-right = conservative literature target T when curated from the 2026 paper, bottom-left = counting upper bound U, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Only the trivial p=1 column is visual-only.

g\p12345678910
21
v
T411
U41
41
RR
T311
U31
31
KTS
T271
U27
27
RGDD4
T261
U26
26
RBIBD5
T251
U25
25
RBIBD
T71
U24
16
DM+K
T61
U23
13
DM
T61
U23
12
DM
T61
U23
11
DM
22
v
T431
U43
43
RR
T321
U32
32
NKTS
T291
U29
29
RGDD4
T191
U27
20
DM
T141
U26
18
DM
T41
U25
16
DM
T41
U25
15
DM+K
T41
U24
13
DM
T41
U24
12
DM
23
v
T451
U45
45
RR
T341
U34
34
KTS
T291
U30
29
URD
T231
U28
23
RTD
T231
U27
23
RTD
T231
U26
23
RTD
T231
U26
23
RTD
T231
U25
23
RTD
T231
U25
23
RTD
24
v
T471
U47
47
RR
T351
U35
35
MOLS+G
T311
U31
31
MOLS+G
T291
U29
29
RGDD
T251
U28
25
MOLS+G
T241
U27
24
MOLS
T241
U27
25
MOLS+G
T81
U26
14
DM
T81
U26
13
DM
25
v
T491
U49
49
RR
T371
U37
37
KTS(6t+3)
T331
U33
33
DMA
T311
U31
31
AG
T251
U29
25
RTD
T251
U29
25
RTD
T251
U28
25
RTD
T251
U28
25
RTD
T251
U27
25
RTD
26
v
T511
U51
51
RR
T381
U38
38
NKTS
T341
U34
34
RGDD4
T261
U32
26
MOLS
T151
U31
31
RBIBD
T51
U30
20
DM+K
T51
U29
17
DM
T51
U29
17
DM+K
T51
U28
14
DM
27
v
T531
U53
53
RR
T401
U40
40
KTS
T351
U35
35
RGDD4
T271
U33
27
RTD
T271
U32
27
RTD
T271
U31
27
RTD
T271
U30
27
RTD
T271
U30
28
RTD+G
T271
U29
27
RTD
28
v
T551
U55
55
RR
T411
U41
41
NKTS
T371
U37
37
MOLS+G
T281
U34
28
MOLS
T281
U33
28
MOLS
T61
U32
20
DM
T61
U31
19
DM+K
T61
U31
17
DM
T61
U31
15
DM
29
v
T571
U57
57
RR
T431
U43
43
KTS
T381
U38
38
RGDD4
T361
U36
36
RBIBD5
T291
U34
29
RTD
T291
U33
29
RTD
T291
U33
33
DMA
T291
U32
29
RTD
T291
U32
29
RTD
30
v
T591
U59
59
RR
T441
U44
44
NKTS
T391
U39
39
RGDD4
T361
U37
36
MOLS+G
T51
U35
25
DM+K
T51
U34
22
DM
T51
U34
20
DM+K
T51
U33
18
DM
T51
U33
16
DM

Canonical coverage: g=21..30, p=11..20

Canonical diagonal/high-p benchmark region. Center = current constructed weeks, top-right = conservative literature target T when curated from the 2026 paper, bottom-left = counting upper bound U when a curated target exists, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Blank T means no clean paper-derived target is curated yet for that cell, but the cell still counts in the benchmark via its current constructed weeks and counting upper bound.

g\p11121314151617181920
21
T61
U23
10
DM
T61
U22
8
DM
T61
U22
8
DM
T61
U22
6
MOLR
T61
U22
6
MOLR
T61
U22
6
MOLR
T61
U22
6
MOLR
T61
U22
6
MOLR
T61
U22
6
MOLR
T61
U22
6
MOLR
22
T41
U24
10
DM
T41
U23
9
DM
T41
U23
8
DM
T41
U23
7
DM
T41
U23
6
DM
T41
U23
5
DM
T41
U23
5
DM
T41
U23
4
MOLR
T41
U23
4
MOLR
T41
U23
4
MOLR
23
T231
U25
23
RTD
T231
U25
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
T231
U24
23
RTD
24
T81
U26
12
DM
T81
U26
10
DM
T81
U25
9
DM
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
25
T251
U27
25
RTD
T251
U27
25
RTD
T251
U27
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
26
T51
U28
13
DM
T51
U28
12
DM
T51
U28
9
DM
T51
U27
8
DM
T51
U27
7
DM
T51
U27
6
DM
T51
U27
6
DM
T51
U27
5
MOLR
T51
U27
5
MOLR
T51
U27
5
MOLR
27
T271
U29
27
RTD
T271
U29
27
RTD
T271
U29
27
RTD
T271
U29
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
28
T61
U30
14
DM
T61
U30
13
DM
T61
U30
10
DM
T61
U30
8
DM
T61
U29
8
DM
T61
U29
7
DM
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
29
T291
U31
29
RTD
T291
U31
29
RTD
T291
U31
29
RTD
T291
U31
29
RTD
T291
U31
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
30
T51
U32
15
DM
T51
U32
14
DM
T51
U32
11
DM
T51
U32
9
DM
T51
U32
8
DM
T51
U31
8
DM
T51
U31
7
DM
T51
U31
6
DM
T51
U31
6
DM
T51
U31
6
DM

Canonical coverage: g=21..30, p=21..30

Canonical high-p benchmark region. Center = current constructed weeks, top-right = conservative literature target T when curated from the 2026 paper, bottom-left = counting upper bound U when a curated target exists, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Blank T means no clean paper-derived target is curated yet for that cell, but the cell still counts in the benchmark via its current constructed weeks and counting upper bound.

g\p21222324252627282930
21
T71
U22
7
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
22
T41
U23
4
MOLR
T51
U23
5
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
23
T231
U24
23
RTD
T231
U24
23
RTD
T241
U24
24
AP
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
24
T81
U25
8
MOLR
T81
U25
8
MOLR
T81
U25
8
MOLR
T91
U25
9
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
25
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T251
U26
25
RTD
T261
U26
26
AP
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
26
T51
U27
5
MOLR
T51
U27
5
MOLR
T51
U27
5
MOLR
T51
U27
5
MOLR
T51
U27
5
MOLR
T61
U27
6
MOLR+G
U1
1
1W
U1
1
1W
U1
1
1W
U1
1
1W
27
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T271
U28
27
RTD
T281
U28
28
AP
U1
1
1W
U1
1
1W
U1
1
1W
28
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T61
U29
6
MOLR
T71
U29
7
MOLR+G
U1
1
1W
U1
1
1W
29
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T291
U30
29
RTD
T301
U30
30
AP
U1
1
1W
30
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T51
U31
5
MOLR
T61
U31
6
MOLR+G

Canonical coverage: g=31..40, p=1..10

Canonical benchmark region adjacent to the larger group-count region now exercised by adjacent-size design. Center = current constructed weeks, top-right = conservative literature target T when curated, bottom-left = counting upper bound U, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Only the trivial p=1 column is visual-only.

g\p12345678910
31
v
T611
U61
61
RR
T461
U46
46
KTS(6t+3)
T411
U41
41
RGDD4
T311
U38
31
RTD
T311
U37
37
RBIBD
T311
U36
31
RTD
T311
U35
31
RTD
T311
U34
31
RTD
T311
U34
31
RTD
32
v
T631
U63
63
RR
T471
U47
47
NKTS
T421
U42
42
RGDD4
T321
U39
32
RTD
T321
U38
32
RTD
T321
U37
32
RTD
T331
U36
33
RTD+G
T321
U35
32
RTD
T321
U35
32
RTD
33
v
T651
U65
65
RR
T491
U49
49
KTS
T431
U43
43
RGDD4
T331
U41
41
RBIBD5
T331
U39
33
MOLS
T61
U38
25
DM+K
T61
U37
22
DM+K
T61
U37
20
DM
T61
U36
18
DM
34
v
T671
U67
67
RR
T501
U50
50
NKTS
T451
U45
45
RGDD4
T341
U42
34
MOLS
T51
U40
28
DM+K
T51
U39
25
DM+K
T51
U38
23
DM+K
T51
U38
21
DM+K
T51
U37
19
DM
35
v
T691
U69
69
RR
T521
U52
52
KTS
T451
U46
45
URD
T421
U43
42
MOLS+G
T351
U41
35
MOLS
T361
U40
36
MOLS+G
T51
U39
24
DM+K
T51
U39
22
DM+K
T51
U38
20
DM
36
v
T711
U71
71
RR
T531
U53
53
MOLS+G
T471
U47
47
MOLS+G
T361
U44
36
MOLS
T391
U43
39
MOLS+G
T361
U41
36
MOLS
T361
U41
41
RBIBD
T371
U40
37
MOLS+G
T91
U39
19
DM
37
v
T731
U73
73
RR
T551
U55
55
KTS(6t+3)
T491
U49
49
RGDD4
T371
U46
46
RBIBD5
T371
U44
37
RTD
T371
U43
37
RTD
T371
U42
37
RTD
T371
U41
37
RTD
T371
U41
37
RTD
38
v
T751
U75
75
RR
T561
U56
56
NKTS
T501
U50
50
RGDD4
T381
U47
38
MOLS
T21
U45
31
DM+K
T21
U44
28
DM+K
T21
U43
25
DM+K
T21
U42
24
DM+K
T21
U42
21
DM
39
v
T771
U77
77
RR
T581
U58
58
KTS
T511
U51
51
RGDD4
T391
U48
39
MOLS
T391
U46
39
MOLS
T31
U45
29
DM+K
T31
U44
26
DM+K
T31
U43
24
DM+K
T31
U43
21
DM
40
v
T791
U79
79
RR
T591
U59
59
NKTS
T531
U53
53
MOLS+G
T481
U49
48
MOLS+G
T401
U47
40
MOLS
T401
U46
40
MOLS
T411
U45
41
MOLS+G
T51
U44
25
DM+K
T61
U44
22
DM

Canonical coverage: g=41..50, p=1..10

Canonical benchmark region extending the larger group-count coverage. Center = current constructed weeks, top-right = conservative literature target T when curated, bottom-left = counting upper bound U, and bottom-right = achieving family. Fill grades against T when present, otherwise against U. Only the trivial p=1 column is visual-only.

g\p12345678910
41
v
T811
U81
81
RR
T611
U61
61
KTS
T531
U54
53
URD
T411
U51
41
RTD
T411
U49
41
RTD
T411
U47
41
RTD
T411
U46
41
RTD
T411
U46
41
RTD
T411
U45
41
RTD
42
v
T831
U83
83
RR
T621
U62
62
MOLS+G
T551
U55
55
RGDD4
T421
U52
42
MOLS
T421
U50
49
MOLS+G
T61
U48
29
DM
T61
U47
27
DM
T61
U47
26
DM
T61
U46
22
DM
43
v
T851
U85
85
RR
T641
U64
64
KTS(6t+3)
T571
U57
57
RGDD4
T431
U53
43
RTD
T431
U51
43
RTD
T431
U50
43
RTD
T431
U49
43
RTD
T431
U48
43
RTD
T431
U47
43
RTD
44
v
T871
U87
87
RR
T651
U65
65
NKTS
T581
U58
58
MOLS+G
T441
U54
44
MOLS
T441
U52
44
MOLS
T61
U51
31
DM
T61
U50
29
DM
T61
U49
25
DM
T61
U48
24
DM
45
v
T891
U89
89
RR
T671
U67
67
KTS
T591
U59
59
RGDD4
T451
U56
54
MOLS+G
T451
U53
45
MOLS
T451
U52
45
MOLS
T71
U51
29
DM
T71
U50
26
DM
T71
U49
24
DM
46
v
T911
U91
91
RR
T681
U68
68
NKTS
T611
U61
61
RGDD4
T461
U57
46
MOLS
T51
U55
35
DM
T51
U53
32
DM
T51
U52
29
DM
T51
U51
27
DM
T51
U51
25
DM
47
v
T931
U93
93
RR
T701
U70
70
KTS
T611
U62
61
URD
T471
U58
47
RTD
T471
U56
47
RTD
T471
U54
47
RTD
T471
U53
47
RTD
T471
U52
47
RTD
T471
U52
47
RTD
48
v
T951
U95
95
RR
T711
U71
71
RTD-DM+G
T631
U63
63
RTD-DM+G
T481
U59
48
RTD-DM
T481
U57
56
RTD-DM+G
T481
U55
48
RTD-DM
T481
U54
49
RTD-DM+G
T481
U53
48
RTD-DM
T91
U53
26
DM
49
v
T971
U97
97
RR
T731
U73
73
KTS(6t+3)
T651
U65
65
DMA
T491
U61
49
RTD
T491
U58
49
RTD
T491
U57
57
RTD+G
T491
U55
49
RTD
T491
U55
49
RTD
T491
U54
49
RTD
50
v
T991
U99
99
RR
T741
U74
74
NKTS
T651
U66
65
URD
T501
U62
57
MOLS+G
T501
U59
50
MOLS
T501
U58
50
MOLS
T71
U57
32
DM
T71
U56
29
DM
T71
U55
26
DM

Method abbreviations

CodeStands forFamilies / cells it can solve
RRround robin / 1-factorizationimplemented `p=2` route across the scored matrix
KTS(6t+3)Kirkman triple system on `6t+3` playersimplemented `p=3` family on `v = 6t+3` players via the shipped Kirkman constructor
KTSKirkman triple systemliterature/reference `p=3` targets where a Kirkman triple-system route is the intended benchmark
NKTSnearly Kirkman triple systemliterature/reference `p=3` composite-row targets that need nearly-Kirkman constructions
MOLSexplicit mutually orthogonal Latin squares with a distinguished resolution squarecatalog-backed non-prime-power transversal constructions where one explicit Latin square indexes the parallel classes and the remaining squares provide symbol groups
MOLSxdirect-product mutually orthogonal Latin squarescomposite transversal constructions built from direct products of smaller prime-power MOLS banks, again using one product square as the parallel-class index
RTD-QDMresolvable transversal design from a quasi-difference matrixcatalog-backed non-prime-power RTD constructions built by expanding an explicit quasi-difference matrix into a resolvable orthogonal array and then reading off the parallel classes
MOLRmutually orthogonal Latin rectangles from an explicit MOLS bankSharma-Das lower-bound constructions that use the first k rows of an explicit MOLS bank to produce g+1 rounds, with optional extra clique rounds when the unused rows support them
ownSGstarter-block own-social-golfer constructioncatalog-backed Appendix A starter-block development family; currently covers large `10-p` rows such as `10-6-7`, `10-7-7`, `10-8-5`, and `10-9-5`
RITDresolvable incomplete transversal designcatalog-backed incomplete-transversal route where deleting one source group yields complete parallel classes, optionally followed by an intra-group filler week such as the shipped `10-5-9` construction
MOLR+GMOLR / MOLS lower-bound route with group fillcatalog-backed non-prime-power square-order route that extends a compatible 3-round `10-10` base with one latent-group filler week, matching the shipped `10-10-4` lower bound
DMcyclic partite difference matrixcatalog-backed exact zero-repeat constructions expanded from certified modular difference-matrix artifacts
DM+Kdifference matrix plus leave-graph clique factorcatalog-backed constructions that expand a cyclic partite difference matrix, then append stored K_group_size-factors from the leave graph
RBIBD5block-size-5 resolvable balanced incomplete block designvalidated explicit schedules whose method source is the RBIBD(v,5) spectrum `v ≡ 5 (mod 20)` outside the named exceptions
RBIBDcatalog-backed resolvable balanced incomplete block designexplicit source-backed resolvable BIBD cases such as the shipped `RBIBD(120,8,1)` route for `15-8-17`
DMADenniston maximal arc / resolvable BIBD finite-geometry constructionpower-of-two cells `p=2^a`, `s=(g-1)/(p-1)=2^b` via an `RBIBD(qp-q+p,p,1)` from a Denniston maximal arc in `AG(2,q)`; includes `29-8-33`
PSBpublished schedule bankexplicit source-backed lower-bound schedules that are honest patch-bank constructions rather than general theorem families
RTDresolvable transversal designimplemented prime-power `g-p-w` cells with `3 <= p <= g`, excluding the diagonal affine-plane preference
APaffine-plane diagonal routeimplemented diagonal prime-power cells `g-g-(g+1)` where affine planes are the preferred exact family
AGaffine-space prime-power routefinite-geometry prime-power cells backed by affine-space constructions
URDuniformly resolvable design literature targetpaper-derived supplementary targets whose cited achieving family is a URD row
RGDDcatalog-backed resolvable group-divisible designvalidated explicit schedules whose clean method source is a listed RGDD case, such as `RGDD(99,9,3)` for `11-9-12`
RGDD4block-size-4 maximum-packing / RGDD spectrum routep=4 maximum-packing cells explained by RBIBD(v,4), 4-RGDD type 3^(v/3), or 4-RGDD type 2^(v/2), excluding named small exceptions
RBIBD4finite-field resolvable BIBD block-size-4 routeimplemented `(v,4,1)` RBIBD construction for `v = 3q + 1` with supported prime-power `q`; retained as a lower-level backing route for the RGDD4 report family
RTD+Gresolvable transversal design with recursive group-fill liftimplemented lifted cells where an RTD scaffold is filled from a smaller already-constructible instance
VISvisual-only markernot a solver family; used only for cells outside the scored objective
?unknown / uncataloguedfallback when a construction result is present but no explicit abbreviation is mapped

Literature references

#CitationNotes
[1]Miller, A.; Valkov, I.; Abel, R.J.R. (2026). Combinatorial solutions to the Social Golfer Problem and Social Golfer Problem with adjacent group sizes. arXiv:2507.23376.Used for the supplementary literature targets via Appendix B tables (including the additional v>150 examples), for canonical matrix family-backed roadmap targets, for Algorithm 1/2 family-selection rules, and for the paper's MOLS summary table.