Design and Copyright : Stewart T. Coffin.
|
A |
| Pieces | 17 | |
| Selection | complete | asymmetric without 2×2 |
| Goal | 8×8 | |
| Holes | 4 | |
| Solutions | 105,902 | |
| 17,537 | 8×8 (A) | |
| 3434 | 8×8 (B) | |
| 1,204 | 8×8 (C) | |
| 236 | 8×8 (D) | |
| 13,891 | 8×8 (E) | |
| 1,642 | 8×8 (F) | |
| 1,464 | 8×8 (G) | |
| 335 | 8×8 (H) | |
| 1,497 | 8×8 (I) | |
| 845 | 8×8 (J) | |
| Goal | 10×6 | |
| Holes | 0 | |
| Solutions | 34,856 | ![]() |
| Goal | 12×5 | |
| Holes | 0 | |
| Solutions | 26,100 | ![]() |
| Goal | 15×4 | |
| Holes | 0 | |
| Solutions | 2,861 | ![]() |
特定の駒の組でもって上記13問をすべてカバーする組合せは存在しない。12問をカバーするのは、ABFHJKLMPQ のみ。最大解を持つのは BDFHJKLNPQ。次の表は、10問以上をカバーする組合せと、各問に対して最大解を持つ組み合わせ。
| Pieces | 8x8A | 8x8B | 8x8C | 8x8D | 8x8E | 8x8F | 8x8G | 8x8H | 8x8I | 8x8J | 10x6 | 12x5 | 15x4 | Solutions | Problems |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABFHJKLMPQ | 7 | 1 | 1 | 11 | 1 | 1 | 1 | 4 | 1 | 15 | 12 | 2 | 57 | 12 | |
| AFGHJKNOPQ | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 5 | 1 | 20 | 11 | ||
| BCEFHIJKPQ | 2 | 1 | 1 | 11 | 1 | 3 | 1 | 7 | 3 | 15 | 8 | 53 | 11 | ||
| BEFGJKMOPQ | 9 | 1 | 3 | 1 | 61 | 2 | 1 | 2 | 33 | 41 | 4 | 158 | 11 | ||
| BFGHJKMOPQ | 5 | 3 | 49 | 7 | 1 | 4 | 5 | 2 | 78 | 32 | 2 | 188 | 11 | ||
| BDFHJKMOPQ | 21 | 4 | 2 | 31 | 4 | 1 | 3 | 5 | 85 | 55 | 5 | 216 | 11 | ||
| ABCFHJLMPQ | 3 | 1 | 5 | 1 | 1 | 4 | 1 | 4 | 3 | 5 | 28 | 10 | |||
| BDFGHIJKPQ | 3 | 2 | 2 | 1 | 19 | 1 | 2 | 18 | 7 | 2 | 57 | 10 | |||
| ABCFHJMOPQ | 10 | 1 | 10 | 5 | 1 | 1 | 1 | 16 | 17 | 2 | 64 | 10 | |||
| BCEFJKLOPQ | 7 | 4 | 28 | 2 | 2 | 1 | 2 | 5 | 10 | 4 | 65 | 10 | |||
| BCEFGHJKPQ | 1 | 1 | 16 | 1 | 1 | 1 | 2 | 25 | 20 | 1 | 69 | 10 | |||
| BEFGJKLMPQ | 11 | 1 | 2 | 23 | 2 | 1 | 1 | 19 | 9 | 2 | 71 | 10 | |||
| BCFGHJLOPQ | 5 | 2 | 2 | 9 | 1 | 1 | 3 | 20 | 14 | 23 | 80 | 10 | |||
| ABFHJKMOPQ | 3 | 1 | 1 | 14 | 1 | 3 | 1 | 45 | 24 | 2 | 95 | 10 | |||
| BCEFHJMOPQ | 11 | 2 | 1 | 15 | 5 | 1 | 1 | 20 | 40 | 3 | 99 | 10 | |||
| BCFGIJLOPQ | 2 | 3 | 3 | 6 | 1 | 4 | 1 | 40 | 32 | 18 | 110 | 10 | |||
| BFHIJKMOPQ | 7 | 1 | 1 | 40 | 3 | 4 | 2 | 16 | 38 | 2 | 114 | 10 | |||
| BCEFGJMOPQ | 6 | 1 | 26 | 8 | 1 | 3 | 2 | 45 | 30 | 2 | 124 | 10 | |||
| BDFGJKMOPQ | 11 | 2 | 27 | 3 | 4 | 1 | 4 | 54 | 36 | 10 | 152 | 10 | |||
| BFGHJKLOPQ | 11 | 1 | 29 | 6 | 1 | 4 | 1 | 84 | 47 | 13 | 197 | 10 | |||
| BCFHJKLOPQ | 27 | 5 | 45 | 1 | 3 | 2 | 1 | 51 | 63 | 1 | 199 | 10 | |||
| ABFGJKMOPQ | 17 | 4 | 5 | 1 | 26 | 11 | 9 | 34 | 9 | 116 | 9 | ||||
| BDFHJKNOPQ | 9 | 1 | 14 | 1 | 1 | 25 | 47 | 76 | 1 | 175 | 9 | ||||
| BCFGHIJKOP | 2 | 2 | 10 | 2 | 1 | 15 | 3 | 26 | 61 | 8 | |||||
| BCEFGHJKOP | 10 | 2 | 9 | 9 | 1 | 1 | 21 | 24 | 77 | 8 | |||||
| BCFHJKMNPQ | 34 | 10 | 1 | 4 | 5 | 4 | 91 | 14 | 163 | 8 | |||||
| BDFHJKLNPQ | 3 | 1 | 6 | 2 | 1 | 8 | 142 | 70 | 233 | 8 | |||||
| ABCFHIJKLP | 1 | 1 | 1 | 5 | 9 | 1 | 18 | 6 | |||||||
| BCEFHJLNPQ | 3 | 7 | 11 | 18 | 11 | 16 | 66 | 6 | |||||||
| ABCEFHIJMQ | 3 | 5 | 5 | 3 | 1 | 17 | 5 | ||||||||
| ABCFHIMOPQ | 3 | 4 | 1 | 6 | 14 | 4 | |||||||||
| BDEGJKLMOQ | 6 | 5 | 3 | 1 | 15 | 4 | |||||||||
| ABEFHILNPQ | 4 | 1 | 5 | 2 | |||||||||||
| ADEGHKLMOQ | 12 | 12 | 1 |