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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 1 |
| 7 | 1 |
| 8 | 4 |
| 9 | 3 |
| 10 | 1 |
| 11 | 2 |
| 12 | 15 |
| 13 | 33 |
| 14 | 7 |
| 15 | 1 |
| 16 | 4 |
| 17 | 134 |
| 18 | 495 |
| 19 | 288 |
| 20 | 27 |
| 21 | 1 |
| 22 | 8 |
| 23 | 978 |
| 24 | 17181 |
| 25 | 32296 |
| 26 | 5400 |
| 27 | 84 |
| 28 | 1 |
| 29 | 16 |
| 30 | 10370 |
| 31 | 881444 |
| 32 | 4911976 |
| 33 | 2648254 |
| 34 | 165333 |
| 35 | 533 |
| 36 | 2 |
| 37 | 48 |
| 38 | 114292 |
| 39 | 43181739 |
[1,1,1,1,2,1,1,4,3,1,2,15,33,7,1,4,134,495,288,27, 1,8,978,17181,32296,5400,84,1,16,10370,881444, 4911976,2648254,165333,533,2,48,114292,43181739] |