n | a(n) |
---|---|
0 | 1 |
1 | 12 |
2 | 396 |
3 | 19920 |
4 | 1281420 |
5 | 96807312 |
6 | 8175770064 |
7 | 748315668672 |
8 | 72729762868620 |
9 | 7402621930738320 |
10 | 781429888276676496 |
11 | 84955810313787521472 |
12 | 9463540456205136873936 |
13 | 1075903653146632508721600 |
14 | 124461755084172965028753600 |
15 | 14615050011682746903615601920 |
[1,12,396,19920,1281420,96807312,8175770064, 748315668672,72729762868620,7402621930738320, 781429888276676496,84955810313787521472, 9463540456205136873936,1075903653146632508721600, 124461755084172965028753600, 14615050011682746903615601920] |