n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | -36 |
3 | 360 |
4 | -4320 |
5 | 57024 |
6 | -798336 |
7 | 11632896 |
8 | -174493440 |
9 | 2675566080 |
10 | -41738830848 |
11 | 660232415232 |
12 | -10563718643712 |
13 | 170644685783040 |
14 | -2779070597038080 |
15 | 45576757791424512 |
16 | -752016503558504448 |
17 | 12474626706088132608 |
18 | -207910445101468876800 |
19 | 3479764291698268569600 |
[1,6,-36,360,-4320,57024,-798336,11632896, -174493440,2675566080,-41738830848,660232415232, -10563718643712,170644685783040,-2779070597038080, 45576757791424512,-752016503558504448, 12474626706088132608,-207910445101468876800, 3479764291698268569600] |