n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | -3 |
5 | 40 |
6 | -250 |
7 | 840 |
8 | -4515 |
9 | 87120 |
10 | -949500 |
11 | 4360400 |
12 | -24799775 |
13 | 1013539800 |
14 | -16719504750 |
15 | 82697979000 |
16 | -246429558375 |
17 | 40173677908000 |
18 | -928344422395000 |
19 | 3990578889492000 |
20 | 32523853181113125 |
[1,0,0,0,-3,40,-250,840,-4515,87120,-949500, 4360400,-24799775,1013539800,-16719504750, 82697979000,-246429558375,40173677908000, -928344422395000,3990578889492000, 32523853181113125] |