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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 0 |
| 7 | 0 |
| 8 | 3 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 6 |
| 13 | 2 |
| 14 | 2 |
| 15 | 0 |
| 16 | 0 |
| 17 | 10 |
| 18 | 8 |
| 19 | 6 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 15 |
| 24 | 20 |
| 25 | 18 |
| 26 | 0 |
| 27 | 2 |
| 28 | 0 |
| 29 | 0 |
| 30 | 21 |
| 31 | 40 |
| 32 | 50 |
| 33 | 0 |
| 34 | 10 |
| 35 | 0 |
| 36 | 0 |
| 37 | 0 |
| 38 | 28 |
| 39 | 70 |
| 40 | 120 |
| 41 | 24 |
| 42 | 28 |
| 43 | 0 |
| 44 | 4 |
| 45 | 0 |
| 46 | 0 |
| 47 | 36 |
| 48 | 112 |
| 49 | 252 |
| 50 | 144 |
| 51 | 60 |
| 52 | 0 |
| 53 | 12 |
| 54 | 0 |
| 55 | 0 |
| 56 | 0 |
| 57 | 45 |
| 58 | 168 |
| 59 | 476 |
| 60 | 504 |
| 61 | 230 |
| 62 | 0 |
| 63 | 54 |
| 64 | 8 |
| 65 | 4 |
| 66 | 0 |
[0,0,0,0,1,0,0,3,0,0,0,6,2,2,0,0,10,8,6,0,0,0,15, 20,18,0,2,0,0,21,40,50,0,10,0,0,0,28,70,120,24,28, 0,4,0,0,36,112,252,144,60,0,12,0,0,0,45,168,476, 504,230,0,54,8,4,0] |