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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -7 |
| 2 | -144 |
| 3 | 6391 |
| 4 | 110736 |
| 5 | -4139527 |
| 6 | -210615984 |
| 7 | 44156801927 |
| 8 | 746983671696 |
| 9 | -50348004077497 |
| 10 | -4257350521714224 |
| 11 | 701455303499302261 |
| 12 | 35587232523796298256 |
| 13 | -3464786886497430699667 |
| 14 | -410153047417991816658864 |
| 15 | 368609279555012342503240759 |
| 16 | 6233578942096421437956406416 |
[1,-7,-144,6391,110736,-4139527,-210615984, 44156801927,746983671696,-50348004077497, -4257350521714224,701455303499302261, 35587232523796298256,-3464786886497430699667, -410153047417991816658864, 368609279555012342503240759, 6233578942096421437956406416] |