n | a(n) |
---|---|
0 | 2 |
1 | 8 |
2 | 248 |
3 | 11328 |
4 | 849312 |
5 | 94857600 |
6 | 14819214720 |
7 | 3091936512000 |
8 | 831657655349760 |
9 | 280473756197529600 |
10 | 115967597965430077440 |
11 | 57712257892456911912960 |
12 | 34039765801079493369569280 |
[2,8,248,11328,849312,94857600,14819214720, 3091936512000,831657655349760,280473756197529600, 115967597965430077440,57712257892456911912960, 34039765801079493369569280] |