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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -17 |
| 2 | -168 |
| 3 | 22049 |
| 4 | 189672 |
| 5 | -21668897 |
| 6 | -551566008 |
| 7 | 354788296753 |
| 8 | 3005960121192 |
| 9 | -621881604181247 |
| 10 | -26340496636105848 |
| 11 | 13321669103422965779 |
| 12 | 338546788898703942312 |
| 13 | -101175974352684762001397 |
| 14 | -5999477292463821628709688 |
| 15 | 16550471693596401590164974401 |
[1,-17,-168,22049,189672,-21668897,-551566008, 354788296753,3005960121192,-621881604181247, -26340496636105848,13321669103422965779, 338546788898703942312,-101175974352684762001397, -5999477292463821628709688, 16550471693596401590164974401] |