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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 6 |
| 5 | 8 |
| 6 | 6 |
| 7 | 24 |
| 8 | 84 |
| 9 | 84 |
| 10 | 24 |
| 11 | 120 |
| 12 | 1632 |
| 13 | 5904 |
| 14 | 1632 |
| 15 | 120 |
| 16 | 720 |
| 17 | 51040 |
| 18 | 1064304 |
| 19 | 1064304 |
| 20 | 51040 |
| 21 | 720 |
| 22 | 5040 |
| 23 | 2340480 |
| 24 | 402671760 |
| 25 | 2456909824 |
| 26 | 402671760 |
| 27 | 2340480 |
| 28 | 5040 |
| 29 | 40320 |
| 30 | 147985824 |
| 31 | 273315542400 |
| 32 | 15584878111040 |
| 33 | 15584878111040 |
| 34 | 273315542400 |
| 35 | 147985824 |
| 36 | 40320 |
| 37 | 362880 |
| 38 | 12338740736 |
[1,2,2,6,8,6,24,84,84,24,120,1632,5904,1632,120, 720,51040,1064304,1064304,51040,720,5040,2340480, 402671760,2456909824,402671760,2340480,5040,40320, 147985824,273315542400,15584878111040, 15584878111040,273315542400,147985824,40320, 362880,12338740736] |