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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 2 |
| 3 | 1 |
| 4 | 0 |
| 5 | 0 |
| 6 | 6 |
| 7 | 8 |
| 8 | 1 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 24 |
| 13 | 58 |
| 14 | 18 |
| 15 | 1 |
| 16 | 0 |
| 17 | 0 |
| 18 | 0 |
| 19 | 0 |
| 20 | 120 |
| 21 | 444 |
| 22 | 244 |
| 23 | 32 |
| 24 | 1 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 720 |
| 31 | 3708 |
| 32 | 3104 |
| 33 | 700 |
| 34 | 50 |
| 35 | 1 |
| 36 | 0 |
| 37 | 0 |
| 38 | 0 |
| 39 | 0 |
| 40 | 0 |
| 41 | 0 |
| 42 | 5040 |
| 43 | 33984 |
| 44 | 39708 |
| 45 | 13400 |
| 46 | 1610 |
| 47 | 72 |
| 48 | 1 |
| 49 | 0 |
| 50 | 0 |
| 51 | 0 |
| 52 | 0 |
| 53 | 0 |
| 54 | 0 |
| 55 | 0 |
| 56 | 40320 |
| 57 | 341136 |
| 58 | 525240 |
| 59 | 244708 |
| 60 | 43320 |
| 61 | 3206 |
| 62 | 98 |
| 63 | 1 |
[1,0,2,1,0,0,6,8,1,0,0,0,24,58,18,1,0,0,0,0,120, 444,244,32,1,0,0,0,0,0,720,3708,3104,700,50,1,0,0, 0,0,0,0,5040,33984,39708,13400,1610,72,1,0,0,0,0, 0,0,0,40320,341136,525240,244708,43320,3206,98,1] |