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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 3 |
| 9 | 0 |
| 10 | 1 |
| 11 | 3 |
| 12 | 7 |
| 13 | 10 |
| 14 | 0 |
| 15 | 1 |
| 16 | 4 |
| 17 | 12 |
| 18 | 28 |
| 19 | 45 |
| 20 | 0 |
| 21 | 1 |
| 22 | 5 |
| 23 | 18 |
| 24 | 55 |
| 25 | 145 |
| 26 | 251 |
| 27 | 0 |
| 28 | 1 |
| 29 | 6 |
| 30 | 25 |
| 31 | 92 |
| 32 | 315 |
| 33 | 896 |
| 34 | 1624 |
| 35 | 0 |
| 36 | 1 |
| 37 | 7 |
| 38 | 33 |
| 39 | 140 |
| 40 | 571 |
| 41 | 2106 |
| 42 | 6328 |
| 43 | 11908 |
| 44 | 0 |
| 45 | 1 |
| 46 | 8 |
| 47 | 42 |
| 48 | 200 |
| 49 | 930 |
| 50 | 4076 |
| 51 | 15946 |
| 52 | 50212 |
| 53 | 97545 |
| 54 | 0 |
| 55 | 1 |
| 56 | 9 |
| 57 | 52 |
| 58 | 273 |
| 59 | 1410 |
| 60 | 7026 |
| 61 | 32718 |
| 62 | 134730 |
| 63 | 441489 |
| 64 | 880660 |
| 65 | 0 |
[1,1,0,1,1,0,1,2,3,0,1,3,7,10,0,1,4,12,28,45,0,1, 5,18,55,145,251,0,1,6,25,92,315,896,1624,0,1,7,33, 140,571,2106,6328,11908,0,1,8,42,200,930,4076, 15946,50212,97545,0,1,9,52,273,1410,7026,32718, 134730,441489,880660,0] |