n | a(n) |
---|---|
1 | 7 |
2 | 17 |
3 | 37 |
4 | 157 |
5 | 317 |
6 | 1277 |
7 | 2557 |
8 | 20477 |
9 | 655357 |
10 | 5242877 |
11 | 671088637 |
12 | 2684354557 |
13 | 5368709117 |
14 | 343597383677 |
15 | 23058430092136939517 |
16 | 23611832414348226068477 |
17 | 48357032784585166988247037 |
18 | 830767497365572420564879412675215357 |
[7,17,37,157,317,1277,2557,20477,655357,5242877, 671088637,2684354557,5368709117,343597383677, 23058430092136939517,23611832414348226068477, 48357032784585166988247037, 830767497365572420564879412675215357] |