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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -5 |
| 2 | 67 |
| 3 | -1013 |
| 4 | 17131 |
| 5 | -309461 |
| 6 | 5849131 |
| 7 | -114243413 |
| 8 | 2287607467 |
| 9 | -46710150485 |
| 10 | 968879741611 |
| 11 | -20358507992405 |
| 12 | 432438339283627 |
| 13 | -9270351245202773 |
| 14 | 200309903779703467 |
| 15 | -4358060643012007253 |
| 16 | 95389812498547780267 |
| 17 | -2099063396615767545173 |
[1,-5,67,-1013,17131,-309461,5849131,-114243413, 2287607467,-46710150485,968879741611, -20358507992405,432438339283627,-9270351245202773, 200309903779703467,-4358060643012007253, 95389812498547780267,-2099063396615767545173] |