n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 64 |
5 | 8120 |
6 | 131860608 |
7 | 34774439752390528 |
8 | 2418523320185277177863741363978240 |
9 | 11698510100560033501377640350194228137500049288930688305497138757632 |
[0,1,2,6,64,8120,131860608,34774439752390528, 2418523320185277177863741363978240, 11698510100560033501377640350194228137500049288930\ 688305497138757632] |