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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | -89 |
| 4 | -2668 |
| 5 | 60541 |
| 6 | 12497462 |
| 7 | 330911491 |
| 8 | -136964474008 |
| 9 | -21093217440839 |
| 10 | 2139299892644522 |
| 11 | 1436807195496088351 |
| 12 | 96866149734285315452 |
| 13 | -134387439014403900337739 |
| 14 | -47862471480153106563898018 |
[0,1,2,-89,-2668,60541,12497462,330911491, -136964474008,-21093217440839,2139299892644522, 1436807195496088351,96866149734285315452, -134387439014403900337739, -47862471480153106563898018] |