n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 52 |
4 | 3854 |
5 | 21090612 |
6 | 629815387162156 |
7 | 561871511512925116799625359336 |
8 | 446575758106416254441837050759254156476271759098752411181598 |
[1,2,6,52,3854,21090612,629815387162156, 561871511512925116799625359336, 44657575810641625444183705075925415647627175909875\ 2411181598] |