n | a(n) |
---|---|
0 | 8 |
1 | 52 |
2 | 516 |
3 | 7232 |
4 | 130152 |
5 | 2863440 |
6 | 74448960 |
7 | 2233471680 |
8 | 75938016960 |
9 | 2885644805760 |
10 | 121197080390400 |
11 | 5575065712473600 |
12 | 278753285464012800 |
13 | 15052677416972697600 |
14 | 873055290159508377600 |
15 | 54129427990238232576000 |
16 | 3572542247350492652544000 |
17 | 250077957314618176837632000 |
[8,52,516,7232,130152,2863440,74448960,2233471680, 75938016960,2885644805760,121197080390400, 5575065712473600,278753285464012800, 15052677416972697600,873055290159508377600, 54129427990238232576000,3572542247350492652544000, 250077957314618176837632000] |