n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 9 |
3 | 55 |
4 | 412 |
5 | 3619 |
6 | 36333 |
7 | 408888 |
8 | 5080907 |
9 | 68914023 |
10 | 1011165446 |
11 | 15935379409 |
12 | 268125052373 |
13 | 4792458452162 |
14 | 90605469012877 |
15 | 1805135197261131 |
16 | 37775862401203916 |
17 | 827992670793489263 |
[1,2,9,55,412,3619,36333,408888,5080907,68914023, 1011165446,15935379409,268125052373,4792458452162, 90605469012877,1805135197261131,37775862401203916, 827992670793489263] |