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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | -161 |
| 3 | -485 |
| 4 | 77761 |
| 5 | 392041 |
| 6 | -62594369 |
| 7 | -443658221 |
| 8 | 70538356225 |
| 9 | 645519410641 |
| 10 | -102199403965409 |
| 11 | -1147940849203829 |
| 12 | 180971397017155009 |
| 13 | 2412568407869398585 |
| 14 | -378713193710259050369 |
| 15 | -5850418342758055041149 |
| 16 | 914422642373171437355521 |
[1,1,-161,-485,77761,392041,-62594369,-443658221, 70538356225,645519410641,-102199403965409, -1147940849203829,180971397017155009, 2412568407869398585,-378713193710259050369, -5850418342758055041149,914422642373171437355521] |