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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -2 |
| 2 | 37 |
| 3 | -692 |
| 4 | 14371 |
| 5 | -315002 |
| 6 | 7156969 |
| 7 | -166785320 |
| 8 | 3960790687 |
| 9 | -95442311582 |
| 10 | 2326713829837 |
| 11 | -57260397539204 |
| 12 | 1420295354815351 |
| 13 | -35463581316556850 |
| 14 | 890530353765972817 |
| 15 | -22472131364683145552 |
| 16 | 569507678494598796631 |
| 17 | -14487492070374441746150 |
[1,-2,37,-692,14371,-315002,7156969,-166785320, 3960790687,-95442311582,2326713829837, -57260397539204,1420295354815351, -35463581316556850,890530353765972817, -22472131364683145552,569507678494598796631, -14487492070374441746150] |