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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 105 |
| 5 | 63 |
| 6 | 77 |
| 7 | 6435 |
| 8 | 6435 |
| 9 | 663 |
| 10 | 24871 |
| 11 | 1322685 |
| 12 | 45885 |
| 13 | 68425 |
| 14 | 294975 |
| 15 | 1479 |
| 16 | 4083810885 |
| 17 | 46725525 |
| 18 | 46940355 |
| 19 | 80555475 |
| 20 | 509285205 |
| 21 | 471824925 |
| 22 | 5147492805 |
| 23 | 116197611075 |
| 24 | 3848337675 |
| 25 | 111954046295 |
| 26 | 46499760153 |
| 27 | 21364716527 |
| 28 | 1238763451695 |
| 29 | 149973995325 |
[1,1,3,5,105,63,77,6435,6435,663,24871,1322685, 45885,68425,294975,1479,4083810885,46725525, 46940355,80555475,509285205,471824925,5147492805, 116197611075,3848337675,111954046295,46499760153, 21364716527,1238763451695,149973995325] |