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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 1 |
| 3 | 45 |
| 4 | 8 |
| 5 | 1 |
| 6 | 635 |
| 7 | 120 |
| 8 | 11 |
| 9 | 1 |
| 10 | 12815 |
| 11 | 2556 |
| 12 | 231 |
| 13 | 14 |
| 14 | 1 |
| 15 | 343815 |
| 16 | 71548 |
| 17 | 6556 |
| 18 | 378 |
| 19 | 17 |
| 20 | 1 |
| 21 | 11651427 |
| 22 | 2508528 |
| 23 | 233706 |
| 24 | 13391 |
| 25 | 561 |
| 26 | 20 |
| 27 | 1 |
| 28 | 480718723 |
| 29 | 106427700 |
| 30 | 10069521 |
| 31 | 579047 |
| 32 | 23817 |
| 33 | 780 |
| 34 | 23 |
| 35 | 1 |
[1,5,1,45,8,1,635,120,11,1,12815,2556,231,14,1, 343815,71548,6556,378,17,1,11651427,2508528, 233706,13391,561,20,1,480718723,106427700, 10069521,579047,23817,780,23,1] |