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| n | a(n) |
|---|---|
| 9 | 1 |
| 10 | 20 |
| 11 | 220 |
| 12 | 11 |
| 13 | 1760 |
| 14 | 264 |
| 15 | 11440 |
| 16 | 3432 |
| 17 | 78 |
| 18 | 64064 |
| 19 | 32032 |
| 20 | 2184 |
| 21 | 320320 |
| 22 | 240240 |
| 23 | 32760 |
| 24 | 455 |
| 25 | 1464320 |
| 26 | 1537536 |
| 27 | 349440 |
| 28 | 14560 |
| 29 | 6223360 |
| 30 | 8712704 |
| 31 | 2970240 |
| 32 | 247520 |
| 33 | 2380 |
| 34 | 24893440 |
| 35 | 44808192 |
| 36 | 21385728 |
| 37 | 2970240 |
| 38 | 85680 |
| 39 | 94595072 |
| 40 | 212838912 |
| 41 | 135442944 |
| 42 | 28217280 |
[1,20,220,11,1760,264,11440,3432,78,64064,32032, 2184,320320,240240,32760,455,1464320,1537536, 349440,14560,6223360,8712704,2970240,247520,2380, 24893440,44808192,21385728,2970240,85680,94595072, 212838912,135442944,28217280] |