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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 36 |
| 2 | -626 |
| 3 | -160920 |
| 4 | -2183604 |
| 5 | 1158543216 |
| 6 | 62691990216 |
| 7 | -11103408719136 |
| 8 | -1243180750254960 |
| 9 | 125971505456256576 |
| 10 | 26039514814335534816 |
| 11 | -1483749801553172137344 |
| 12 | -603942415060596074024256 |
| 13 | 12479278480840903510828800 |
| 14 | 15539359208014326031959897216 |
[1,36,-626,-160920,-2183604,1158543216, 62691990216,-11103408719136,-1243180750254960, 125971505456256576,26039514814335534816, -1483749801553172137344,-603942415060596074024256, 12479278480840903510828800, 15539359208014326031959897216] |