n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 12 |
5 | -60 |
6 | 210 |
7 | -1260 |
8 | 18480 |
9 | -235872 |
10 | 2421960 |
11 | -26091120 |
12 | 365320296 |
13 | -5967877344 |
14 | 97738612608 |
15 | -1617354429600 |
16 | 29014419932160 |
17 | -574177721782144 |
18 | 12059384791998912 |
19 | -262395430866467712 |
[1,0,0,0,12,-60,210,-1260,18480,-235872,2421960, -26091120,365320296,-5967877344,97738612608, -1617354429600,29014419932160,-574177721782144, 12059384791998912,-262395430866467712] |