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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 2 |
| 6 | 0 |
| 7 | 1 |
| 8 | 9 |
| 9 | 6 |
| 10 | 0 |
| 11 | 0 |
| 12 | 17 |
| 13 | 36 |
| 14 | 12 |
| 15 | 0 |
| 16 | -2 |
| 17 | 50 |
| 18 | 325 |
| 19 | 300 |
| 20 | 60 |
| 21 | 0 |
| 22 | 0 |
| 23 | 28 |
| 24 | 2475 |
| 25 | 5250 |
| 26 | 2700 |
| 27 | 360 |
| 28 | 0 |
| 29 | 60 |
| 30 | -882 |
| 31 | 14161 |
| 32 | 77175 |
| 33 | 80850 |
| 34 | 26460 |
| 35 | 2520 |
| 36 | 0 |
| 37 | 0 |
| 38 | -608 |
| 39 | 5488 |
| 40 | 239267 |
| 41 | 499800 |
| 42 | 311640 |
| 43 | 70560 |
| 44 | 5040 |
| 45 | 0 |
| 46 | -504 |
| 47 | 6480 |
| 48 | -57404 |
| 49 | 735588 |
| 50 | 3563721 |
| 51 | 3969000 |
| 52 | 1640520 |
| 53 | 272160 |
| 54 | 15120 |
[1,0,1,0,1,2,0,1,9,6,0,0,17,36,12,0,-2,50,325,300, 60,0,0,28,2475,5250,2700,360,0,60,-882,14161, 77175,80850,26460,2520,0,0,-608,5488,239267, 499800,311640,70560,5040,0,-504,6480,-57404, 735588,3563721,3969000,1640520,272160,15120] |