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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -15 |
| 2 | -34 |
| 3 | 6435 |
| 4 | 13430 |
| 5 | -2340375 |
| 6 | -14583994 |
| 7 | 14371499355 |
| 8 | 29840056310 |
| 9 | -9461242548225 |
| 10 | -98219645304154 |
| 11 | 76133279527323945 |
| 12 | 474213708037394390 |
| 13 | -217208180302713714675 |
| 14 | -3156838199002472264314 |
| 15 | 13347282999515974674162075 |
| 16 | 27712196632736958626719670 |
[1,-15,-34,6435,13430,-2340375,-14583994, 14371499355,29840056310,-9461242548225, -98219645304154,76133279527323945, 474213708037394390,-217208180302713714675, -3156838199002472264314, 13347282999515974674162075, 27712196632736958626719670] |