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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | -4 |
| 2 | -82 |
| 3 | 3096 |
| 4 | 256122 |
| 5 | -30668460 |
| 6 | 856747110 |
| 7 | 523284711600 |
| 8 | 39637940511090 |
| 9 | -50848285138290900 |
| 10 | 19464791037179683230 |
| 11 | 1825136551296140381640 |
| 12 | 99500526939660052179690 |
| 13 | -1613956014788908960338116220 |
| 14 | 2918159856709476758087519928150 |
[2,-4,-82,3096,256122,-30668460,856747110, 523284711600,39637940511090,-50848285138290900, 19464791037179683230,1825136551296140381640, 99500526939660052179690, -1613956014788908960338116220, 2918159856709476758087519928150] |