n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 6 |
5 | 91 |
6 | 2820 |
7 | 177661 |
8 | 22562946 |
9 | 5753551231 |
10 | 2940064679040 |
11 | 3007686166657921 |
12 | 6156733583148764286 |
13 | 25211824022994189751171 |
14 | 206510050572345408251841660 |
15 | 3383254158526734823389921915781 |
[1,0,1,6,91,2820,177661,22562946,5753551231, 2940064679040,3007686166657921, 6156733583148764286,25211824022994189751171, 206510050572345408251841660, 3383254158526734823389921915781] |