n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 9 |
4 | 17 |
5 | 309 |
6 | 1265 |
7 | 48927 |
8 | 435807 |
9 | 36527739 |
10 | 709448287 |
11 | 129684847323 |
12 | 5504589599263 |
13 | 2200548059561679 |
14 | 204460755826652731 |
[1,1,9,17,309,1265,48927,435807,36527739, 709448287,129684847323,5504589599263, 2200548059561679,204460755826652731] |