n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 24 |
6 | -24 |
7 | -120 |
8 | -720 |
9 | -5040 |
10 | 32256 |
11 | 169344 |
12 | 743040 |
13 | -380160 |
14 | -91048320 |
15 | -408710016 |
16 | -174230784 |
17 | 29842525440 |
18 | 455765667840 |
19 | 1061427732480 |
20 | -18914141343744 |
21 | -379628241094656 |
22 | -3305984467691520 |
23 | 10588546824468480 |
24 | 458522651844956160 |
25 | 5722461010387021824 |
[1,-1,0,0,0,24,-24,-120,-720,-5040,32256,169344, 743040,-380160,-91048320,-408710016,-174230784, 29842525440,455765667840,1061427732480, -18914141343744,-379628241094656, -3305984467691520,10588546824468480, 458522651844956160,5722461010387021824] |