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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | -1 |
| 2 | -165 |
| 3 | 503 |
| 4 | 138765 |
| 5 | -707281 |
| 6 | -285907545 |
| 7 | 2041111463 |
| 8 | 1096969928505 |
| 9 | -10069440665761 |
| 10 | -6762374583377325 |
| 11 | 75868751534107223 |
| 12 | 61139485855033507845 |
| 13 | -810655797030264297841 |
| 14 | -762149742678140764687905 |
| 15 | 11660118426382139757323783 |
| 16 | 12528483932161590582595564785 |
[1,-1,-165,503,138765,-707281,-285907545, 2041111463,1096969928505,-10069440665761, -6762374583377325,75868751534107223, 61139485855033507845,-810655797030264297841, -762149742678140764687905, 11660118426382139757323783, 12528483932161590582595564785] |