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| n | a(n) |
|---|---|
| 0 | -5 |
| 1 | -2 |
| 2 | -1 |
| 3 | 1 |
| 4 | 7 |
| 5 | 2663 |
| 6 | 1247 |
| 7 | 1511 |
| 8 | 1623817 |
| 9 | 10405289 |
| 10 | 21491081 |
| 11 | 2523785339 |
| 12 | 1827648887 |
| 13 | 11254630547 |
| 14 | 596303510772251 |
| 15 | 8834901408462277 |
| 16 | 105697073459989 |
| 17 | 12745379713118458459 |
| 18 | 455443615848938396081 |
[-5,-2,-1,1,7,2663,1247,1511,1623817,10405289, 21491081,2523785339,1827648887,11254630547, 596303510772251,8834901408462277,105697073459989, 12745379713118458459,455443615848938396081] |