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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 0 |
| 10 | 1 |
| 11 | 3 |
| 12 | 5 |
| 13 | 12 |
| 14 | 0 |
| 15 | 1 |
| 16 | 4 |
| 17 | 9 |
| 18 | 28 |
| 19 | 116 |
| 20 | 0 |
| 21 | 1 |
| 22 | 5 |
| 23 | 14 |
| 24 | 49 |
| 25 | 260 |
| 26 | 1488 |
| 27 | 0 |
| 28 | 1 |
| 29 | 6 |
| 30 | 20 |
| 31 | 76 |
| 32 | 438 |
| 33 | 3256 |
| 34 | 23320 |
| 35 | 0 |
| 36 | 1 |
| 37 | 7 |
| 38 | 27 |
| 39 | 110 |
| 40 | 657 |
| 41 | 5352 |
| 42 | 50224 |
| 43 | 427168 |
| 44 | 0 |
| 45 | 1 |
| 46 | 8 |
| 47 | 35 |
| 48 | 152 |
| 49 | 925 |
| 50 | 7832 |
| 51 | 81212 |
| 52 | 909712 |
| 53 | 8903096 |
| 54 | 0 |
| 55 | 1 |
| 56 | 9 |
| 57 | 44 |
| 58 | 203 |
| 59 | 1251 |
| 60 | 10761 |
| 61 | 116856 |
| 62 | 1454064 |
| 63 | 18802976 |
| 64 | 207404528 |
| 65 | 0 |
[1,1,0,1,1,0,1,2,2,0,1,3,5,12,0,1,4,9,28,116,0,1, 5,14,49,260,1488,0,1,6,20,76,438,3256,23320,0,1,7, 27,110,657,5352,50224,427168,0,1,8,35,152,925, 7832,81212,909712,8903096,0,1,9,44,203,1251,10761, 116856,1454064,18802976,207404528,0] |