n | a(n) |
---|---|
1 | 1 |
2 | 11 |
3 | 85 |
4 | 575 |
5 | 3661 |
6 | 22631 |
7 | 137845 |
8 | 833375 |
9 | 5019421 |
10 | 30174551 |
11 | 181222405 |
12 | 1087861775 |
13 | 6528756781 |
14 | 39177307271 |
15 | 235078159765 |
16 | 1410511939775 |
17 | 8463200647741 |
18 | 50779591044791 |
19 | 304678708005925 |
[1,11,85,575,3661,22631,137845,833375,5019421, 30174551,181222405,1087861775,6528756781, 39177307271,235078159765,1410511939775, 8463200647741,50779591044791,304678708005925] |