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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 2 |
| 3 | 15 |
| 4 | 8 |
| 5 | 3 |
| 6 | 114 |
| 7 | 56 |
| 8 | 15 |
| 9 | 4 |
| 10 | 1191 |
| 11 | 568 |
| 12 | 135 |
| 13 | 24 |
| 14 | 5 |
| 15 | 15993 |
| 16 | 7536 |
| 17 | 1710 |
| 18 | 264 |
| 19 | 35 |
| 20 | 6 |
| 21 | 263976 |
| 22 | 123704 |
| 23 | 27495 |
| 24 | 4008 |
| 25 | 455 |
| 26 | 48 |
| 27 | 7 |
| 28 | 5189778 |
| 29 | 2425320 |
| 30 | 533565 |
| 31 | 75696 |
| 32 | 8050 |
| 33 | 720 |
| 34 | 63 |
| 35 | 8 |
| 36 | 118729335 |
| 37 | 55403008 |
| 38 | 12121920 |
| 39 | 1695528 |
| 40 | 174615 |
| 41 | 14544 |
| 42 | 1071 |
| 43 | 80 |
| 44 | 9 |
[1,3,2,15,8,3,114,56,15,4,1191,568,135,24,5,15993, 7536,1710,264,35,6,263976,123704,27495,4008,455, 48,7,5189778,2425320,533565,75696,8050,720,63,8, 118729335,55403008,12121920,1695528,174615,14544, 1071,80,9] |