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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | -8 |
| 3 | -665 |
| 4 | 483544 |
| 5 | 3173511682 |
| 6 | -187386353065808 |
| 7 | -99585165693268026701 |
| 8 | 476312561203989614441440600 |
| 9 | 20503694883570579788445502041773422 |
| 10 | -7943551457092331370323478258038812629918704 |
[1,1,-8,-665,483544,3173511682,-187386353065808, -99585165693268026701,476312561203989614441440600, 20503694883570579788445502041773422, -7943551457092331370323478258038812629918704] |