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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 4 |
| 10 | 11 |
| 11 | 22 |
| 12 | 32 |
| 13 | 34 |
| 14 | 22 |
| 15 | 13 |
| 16 | 7 |
| 17 | 3 |
| 18 | 1 |
| 19 | 1 |
| 20 | 14 |
| 21 | 123 |
| 22 | 611 |
| 23 | 1703 |
| 24 | 2916 |
| 25 | 3371 |
| 26 | 2935 |
| 27 | 2046 |
| 28 | 1171 |
| 29 | 561 |
| 30 | 226 |
| 31 | 81 |
| 32 | 25 |
| 33 | 6 |
| 34 | 1 |
| 35 | 1 |
| 36 | 51 |
| 37 | 1622 |
| 38 | 22172 |
| 39 | 134766 |
| 40 | 430780 |
| 41 | 838335 |
| 42 | 1110757 |
| 43 | 1086681 |
| 44 | 831650 |
| 45 | 519000 |
| 46 | 272212 |
| 47 | 122736 |
| 48 | 48255 |
| 49 | 16670 |
| 50 | 5087 |
| 51 | 1371 |
| 52 | 325 |
| 53 | 65 |
| 54 | 10 |
| 55 | 1 |
| 56 | 1 |
| 57 | 202 |
| 58 | 25223 |
| 59 | 975478 |
| 60 | 13471057 |
| 61 | 84718407 |
| 62 | 290637504 |
| 63 | 619325134 |
[1,1,1,1,1,1,1,1,4,11,22,32,34,22,13,7,3,1,1,14, 123,611,1703,2916,3371,2935,2046,1171,561,226,81, 25,6,1,1,51,1622,22172,134766,430780,838335, 1110757,1086681,831650,519000,272212,122736,48255, 16670,5087,1371,325,65,10,1,1,202,25223,975478, 13471057,84718407,290637504,619325134] |