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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 2 |
| 4 | 15 |
| 5 | 20 |
| 6 | 24 |
| 7 | 105 |
| 8 | 140 |
| 9 | 84 |
| 10 | 90 |
| 11 | 1155 |
| 12 | 770 |
| 13 | 924 |
| 14 | 1980 |
| 15 | 2100 |
| 16 | 15015 |
| 17 | 10010 |
| 18 | 24024 |
| 19 | 4290 |
| 20 | 13650 |
| 21 | 23100 |
| 22 | 255255 |
| 23 | 340340 |
| 24 | 204204 |
| 25 | 364650 |
| 26 | 464100 |
| 27 | 353430 |
| 28 | 60060 |
| 29 | 4849845 |
| 30 | 6466460 |
| 31 | 5819814 |
| 32 | 1385670 |
| 33 | 3527160 |
| 34 | 5969040 |
| 35 | 570570 |
| 36 | 510510 |
| 37 | 111546435 |
| 38 | 74364290 |
| 39 | 44618574 |
| 40 | 127481640 |
| 41 | 81124680 |
| 42 | 102965940 |
| 43 | 39369330 |
| 44 | 58708650 |
| 45 | 29099070 |
[1,3,2,15,20,24,105,140,84,90,1155,770,924,1980, 2100,15015,10010,24024,4290,13650,23100,255255, 340340,204204,364650,464100,353430,60060,4849845, 6466460,5819814,1385670,3527160,5969040,570570, 510510,111546435,74364290,44618574,127481640, 81124680,102965940,39369330,58708650,29099070] |