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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -5 |
| 2 | -204 |
| 3 | 6245 |
| 4 | 213180 |
| 5 | -5460125 |
| 6 | -546342804 |
| 7 | 78408195685 |
| 8 | 2607799516860 |
| 9 | -120305716589075 |
| 10 | -19999857818870004 |
| 11 | 2255395898768034815 |
| 12 | 224956550149255800540 |
| 13 | -14990482253127260372225 |
| 14 | -3488722726343442428622804 |
| 15 | 2145958680266649330161285525 |
| 16 | 71346712350078440273316116220 |
[1,-5,-204,6245,213180,-5460125,-546342804, 78408195685,2607799516860,-120305716589075, -19999857818870004,2255395898768034815, 224956550149255800540,-14990482253127260372225, -3488722726343442428622804, 2145958680266649330161285525, 71346712350078440273316116220] |