n | a(n) |
---|---|
1 | 1 |
2 | -2 |
3 | -8 |
4 | -152 |
5 | -5024 |
6 | -247616 |
7 | -16845056 |
8 | -1510219136 |
9 | -172781715968 |
10 | -24607783918592 |
11 | -4275324219846656 |
12 | -890827947571834880 |
13 | -219400661959063912448 |
14 | -63076591184224413974528 |
15 | -20939716311776104453111808 |
[1,-2,-8,-152,-5024,-247616,-16845056,-1510219136, -172781715968,-24607783918592,-4275324219846656, -890827947571834880,-219400661959063912448, -63076591184224413974528, -20939716311776104453111808] |