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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 1 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 0 |
| 15 | 8 |
| 16 | 216 |
| 17 | 1800 |
| 18 | 6600 |
| 19 | 11880 |
| 20 | 10296 |
| 21 | 3432 |
| 22 | 0 |
| 23 | 64 |
| 24 | 3744 |
| 25 | 96768 |
| 26 | 1454160 |
| 27 | 14460480 |
| 28 | 102586176 |
| 29 | 544817856 |
| 30 | 2237725512 |
| 31 | 7268659712 |
| 32 | 18954982080 |
| 33 | 40057015680 |
| 34 | 68941928016 |
| 35 | 97350892224 |
| 36 | 122456030112 |
| 37 | 244967552640 |
[1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,8,216,1800,6600, 11880,10296,3432,0,64,3744,96768,1454160,14460480, 102586176,544817856,2237725512,7268659712, 18954982080,40057015680,68941928016,97350892224, 122456030112,244967552640] |