n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 64 |
4 | 832 |
5 | 43264 |
6 | 1827904 |
7 | 308948224 |
8 | 42427198528 |
9 | 23308417310464 |
10 | 10404188730539968 |
11 | 18578639958381807616 |
12 | 26955458921407543923136 |
13 | 156455150623383016555451392 |
[1,4,64,832,43264,1827904,308948224,42427198528, 23308417310464,10404188730539968, 18578639958381807616,26955458921407543923136, 156455150623383016555451392] |