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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | -8 |
| 2 | 298 |
| 3 | -29416 |
| 4 | 5805010 |
| 5 | -1886608616 |
| 6 | 917162117818 |
| 7 | -622654532107336 |
| 8 | 562865488506452130 |
| 9 | -653565528977071759176 |
| 10 | 947976470998802461571146 |
| 11 | -1679754223193478305467460648 |
| 12 | 3570405336414257223991774221426 |
[2,-8,298,-29416,5805010,-1886608616,917162117818, -622654532107336,562865488506452130, -653565528977071759176,947976470998802461571146, -1679754223193478305467460648, 3570405336414257223991774221426] |