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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 1 |
| 5 | 16 |
| 6 | 8 |
| 7 | 63 |
| 8 | 54 |
| 9 | 3 |
| 10 | 296 |
| 11 | 368 |
| 12 | 56 |
| 13 | 1623 |
| 14 | 2649 |
| 15 | 753 |
| 16 | 15 |
| 17 | 10176 |
| 18 | 20544 |
| 19 | 9024 |
| 20 | 576 |
| 21 | 71793 |
| 22 | 172596 |
| 23 | 104814 |
| 24 | 13572 |
| 25 | 105 |
| 26 | 562848 |
| 27 | 1569408 |
| 28 | 1228608 |
| 29 | 259968 |
| 30 | 7968 |
| 31 | 4853949 |
| 32 | 15398829 |
| 33 | 14824314 |
| 34 | 4532034 |
| 35 | 306729 |
| 36 | 945 |
| 37 | 45664896 |
| 38 | 162412416 |
| 39 | 185991936 |
| 40 | 75929856 |
[1,1,2,5,1,16,8,63,54,3,296,368,56,1623,2649,753, 15,10176,20544,9024,576,71793,172596,104814,13572, 105,562848,1569408,1228608,259968,7968,4853949, 15398829,14824314,4532034,306729,945,45664896, 162412416,185991936,75929856] |