n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 4 |
7 | 16 |
8 | 194 |
9 | 3529 |
10 | 121790 |
11 | 5582612 |
12 | 317579783 |
13 | 21543414506 |
14 | 1711281449485 |
15 | 157117486414656 |
16 | 16502328443493967 |
17 | 1965612709107379155 |
18 | 263512349078757245789 |
19 | 39497131936385398782814 |
20 | 6579940884199010139737829 |
21 | 1211896874083479131415289345 |
22 | 245593008009270037388205883048 |
[0,0,0,1,1,4,16,194,3529,121790,5582612,317579783, 21543414506,1711281449485,157117486414656, 16502328443493967,1965612709107379155, 263512349078757245789,39497131936385398782814, 6579940884199010139737829, 1211896874083479131415289345, 245593008009270037388205883048] |