n | a(n) |
---|---|
1 | 1 |
2 | -2 |
3 | 8 |
4 | -50 |
5 | 434 |
6 | -4864 |
7 | 66996 |
8 | -1095324 |
9 | 20724756 |
10 | -445310616 |
11 | 10708301328 |
12 | -284863999848 |
13 | 8304979127496 |
14 | -263299784899488 |
15 | 9018495674420592 |
16 | -331867682445078000 |
17 | 13057137391032043920 |
18 | -546957850901539335840 |
[1,-2,8,-50,434,-4864,66996,-1095324,20724756, -445310616,10708301328,-284863999848, 8304979127496,-263299784899488,9018495674420592, -331867682445078000,13057137391032043920, -546957850901539335840] |