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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 4 |
| 5 | 4 |
| 6 | 1 |
| 7 | 11 |
| 8 | 34 |
| 9 | 34 |
| 10 | 1 |
| 11 | 26 |
| 12 | 180 |
| 13 | 496 |
| 14 | 496 |
| 15 | 1 |
| 16 | 57 |
| 17 | 768 |
| 18 | 4288 |
| 19 | 11056 |
| 20 | 11056 |
| 21 | 1 |
| 22 | 120 |
| 23 | 2904 |
| 24 | 28768 |
| 25 | 141584 |
| 26 | 349504 |
| 27 | 349504 |
| 28 | 1 |
| 29 | 247 |
| 30 | 10194 |
| 31 | 166042 |
| 32 | 1372088 |
| 33 | 6213288 |
| 34 | 14873104 |
| 35 | 14873104 |
| 36 | 1 |
| 37 | 502 |
| 38 | 34096 |
| 39 | 868744 |
| 40 | 11204160 |
| 41 | 82096368 |
| 42 | 350400832 |
[1,1,1,1,4,4,1,11,34,34,1,26,180,496,496,1,57,768, 4288,11056,11056,1,120,2904,28768,141584,349504, 349504,1,247,10194,166042,1372088,6213288, 14873104,14873104,1,502,34096,868744,11204160, 82096368,350400832] |