n | a(n) |
---|---|
1 | 0 |
2 | 12 |
3 | -24 |
4 | 168 |
5 | 1440 |
6 | 24480 |
7 | -297024 |
8 | 28017216 |
9 | -533681664 |
10 | 41156316672 |
11 | -503287538688 |
12 | 53001415916544 |
13 | -1839416689004544 |
14 | 246102905022713856 |
15 | -9001661201883684864 |
[0,12,-24,168,1440,24480,-297024,28017216, -533681664,41156316672,-503287538688, 53001415916544,-1839416689004544, 246102905022713856,-9001661201883684864] |