n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 168 |
3 | 5120 |
4 | 190120 |
5 | 7939008 |
6 | 357713664 |
7 | 17010543264 |
8 | 842994009000 |
9 | 43192225007360 |
10 | 2275378947981568 |
11 | 122724475613935104 |
12 | 6753785574641857024 |
13 | 378138077830110886400 |
14 | 21486835143540141873120 |
15 | 1236506847203439155401920 |
16 | 71934214120446285067176360 |
[1,8,168,5120,190120,7939008,357713664, 17010543264,842994009000,43192225007360, 2275378947981568,122724475613935104, 6753785574641857024,378138077830110886400, 21486835143540141873120,1236506847203439155401920, 71934214120446285067176360] |