n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 15 |
4 | 152 |
5 | 2190 |
6 | 39894 |
7 | 886074 |
8 | 23187632 |
9 | 699092136 |
10 | 23860707480 |
11 | 909507899520 |
12 | 38295831424872 |
13 | 1765316863497720 |
14 | 88423030108046256 |
15 | 4782130014839166360 |
16 | 277730241327729713280 |
17 | 17239188136821392859840 |
[1,1,2,15,152,2190,39894,886074,23187632, 699092136,23860707480,909507899520,38295831424872, 1765316863497720,88423030108046256, 4782130014839166360,277730241327729713280, 17239188136821392859840] |