n | a(n) |
---|---|
1 | 2 |
2 | 7 |
3 | 31 |
4 | 1637 |
5 | 1831 |
6 | 74653 |
7 | 322171 |
8 | 5051309 |
9 | 11938793 |
10 | 245333213 |
11 | 245333159 |
12 | 130272314561 |
13 | 1273135176799 |
14 | 23840790158827 |
[2,7,31,1637,1831,74653,322171,5051309,11938793, 245333213,245333159,130272314561,1273135176799, 23840790158827] |