n | a(n) |
---|---|
3 | 1 |
4 | 32 |
5 | 780 |
6 | 17296 |
7 | 367290 |
8 | 7624512 |
9 | 156238908 |
10 | 3176716400 |
11 | 64276915527 |
12 | 1296543270880 |
13 | 26100986351440 |
14 | 524780754733872 |
15 | 10542859559688820 |
16 | 211709328983644800 |
17 | 4250305029168216000 |
18 | 85323087086516197776 |
[1,32,780,17296,367290,7624512,156238908, 3176716400,64276915527,1296543270880, 26100986351440,524780754733872,10542859559688820, 211709328983644800,4250305029168216000, 85323087086516197776] |