n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 15 |
4 | 97 |
5 | 733 |
6 | 6147 |
7 | 55541 |
8 | 530773 |
9 | 5298723 |
10 | 54780831 |
11 | 582817337 |
12 | 6350647873 |
13 | 70614662303 |
14 | 798935833885 |
15 | 9176290300419 |
16 | 106793746090045 |
17 | 1257408517909283 |
18 | 14958873368871405 |
19 | 179614516459970349 |
20 | 2174717049372338913 |
[1,3,15,97,733,6147,55541,530773,5298723,54780831, 582817337,6350647873,70614662303,798935833885, 9176290300419,106793746090045,1257408517909283, 14958873368871405,179614516459970349, 2174717049372338913] |