n | a(n) |
---|---|
0 | 1 |
1 | -4 |
2 | 84 |
3 | -4320 |
4 | 410640 |
5 | -62424000 |
6 | 13882209600 |
7 | -4250758886400 |
8 | 1715097849504000 |
9 | -881945575315584000 |
10 | 563062441711086720000 |
11 | -436991853893041873920000 |
12 | 405186856780938968885760000 |
[1,-4,84,-4320,410640,-62424000,13882209600, -4250758886400,1715097849504000, -881945575315584000,563062441711086720000, -436991853893041873920000, 405186856780938968885760000] |