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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 1 |
| 13 | 3 |
| 14 | 0 |
| 15 | 0 |
| 16 | 0 |
| 17 | 1 |
| 18 | 6 |
| 19 | 6 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 1 |
| 24 | 9 |
| 25 | 24 |
| 26 | 10 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 1 |
| 31 | 12 |
| 32 | 54 |
| 33 | 80 |
| 34 | 15 |
| 35 | 0 |
| 36 | 0 |
| 37 | 0 |
| 38 | 1 |
| 39 | 15 |
| 40 | 96 |
| 41 | 270 |
| 42 | 240 |
| 43 | 21 |
| 44 | 0 |
| 45 | 0 |
| 46 | 0 |
| 47 | 1 |
| 48 | 18 |
| 49 | 150 |
| 50 | 640 |
| 51 | 1215 |
| 52 | 672 |
| 53 | 28 |
| 54 | 0 |
| 55 | 0 |
| 56 | 0 |
| 57 | 1 |
| 58 | 21 |
| 59 | 216 |
| 60 | 1250 |
| 61 | 3840 |
| 62 | 5103 |
| 63 | 1792 |
| 64 | 36 |
| 65 | 0 |
| 66 | 0 |
| 67 | 0 |
| 68 | 1 |
| 69 | 24 |
| 70 | 294 |
| 71 | 2160 |
| 72 | 9375 |
| 73 | 21504 |
| 74 | 20412 |
| 75 | 4608 |
| 76 | 45 |
| 77 | 0 |
[0,0,0,0,0,0,0,0,1,0,0,0,1,3,0,0,0,1,6,6,0,0,0,1, 9,24,10,0,0,0,1,12,54,80,15,0,0,0,1,15,96,270,240, 21,0,0,0,1,18,150,640,1215,672,28,0,0,0,1,21,216, 1250,3840,5103,1792,36,0,0,0,1,24,294,2160,9375, 21504,20412,4608,45,0] |