n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 32 |
6 | 157 |
7 | 688 |
8 | 3817 |
9 | 29952 |
10 | 257049 |
11 | 1922560 |
12 | 15886125 |
13 | 160364544 |
14 | 1844058101 |
15 | 19815696384 |
16 | 218349214545 |
17 | 2743045259264 |
18 | 38729647296945 |
19 | 538516252917760 |
20 | 7468216325125589 |
21 | 112957538226929664 |
22 | 1882371895493492429 |
[1,1,1,2,5,32,157,688,3817,29952,257049,1922560, 15886125,160364544,1844058101,19815696384, 218349214545,2743045259264,38729647296945, 538516252917760,7468216325125589, 112957538226929664,1882371895493492429] |