n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | -15 |
4 | -112 |
5 | -135 |
6 | 9504 |
7 | 152425 |
8 | 610560 |
9 | -27692847 |
10 | -765107200 |
11 | -6289891839 |
12 | 213472972800 |
13 | 9380264146825 |
14 | 129378550468608 |
15 | -3294028613874375 |
16 | -226623617585053696 |
17 | -4707649131227927775 |
18 | 83803818828756418560 |
19 | 9446689798312021406353 |
20 | 277055229100887244800000 |
[1,1,0,-15,-112,-135,9504,152425,610560,-27692847, -765107200,-6289891839,213472972800,9380264146825, 129378550468608,-3294028613874375, -226623617585053696,-4707649131227927775, 83803818828756418560,9446689798312021406353, 277055229100887244800000] |