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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | 0 |
| 2 | -4 |
| 3 | 0 |
| 4 | -160 |
| 5 | 6 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1344 |
| 9 | -8 |
| 10 | 0 |
| 11 | 0 |
| 12 | 145152 |
| 13 | -5760 |
| 14 | 10 |
| 15 | 0 |
| 16 | 0 |
| 17 | 0 |
| 18 | -2534400 |
| 19 | 17600 |
| 20 | -12 |
| 21 | 0 |
| 22 | 0 |
| 23 | 0 |
| 24 | -551755776 |
| 25 | 20500480 |
| 26 | -43680 |
| 27 | 14 |
| 28 | 0 |
| 29 | 0 |
| 30 | 0 |
| 31 | 0 |
| 32 | 16400384000 |
| 33 | -109025280 |
| 34 | 94080 |
| 35 | -16 |
| 36 | 0 |
| 37 | 0 |
| 38 | 0 |
| 39 | 0 |
| 40 | 6006289203200 |
| 41 | -213971337216 |
| 42 | 441423360 |
| 43 | -182784 |
| 44 | 18 |
[2,0,-4,0,-160,6,0,0,1344,-8,0,0,145152,-5760,10, 0,0,0,-2534400,17600,-12,0,0,0,-551755776, 20500480,-43680,14,0,0,0,0,16400384000,-109025280, 94080,-16,0,0,0,0,6006289203200,-213971337216, 441423360,-182784,18] |