n | a(n) |
---|---|
0 | 2 |
1 | 7 |
2 | 37 |
3 | 253 |
4 | 1873 |
5 | 13957 |
6 | 102817 |
7 | 747733 |
8 | 5380993 |
9 | 38420677 |
10 | 272769697 |
11 | 1928677813 |
12 | 13597682113 |
13 | 95669909797 |
14 | 672124356577 |
15 | 4717058313493 |
16 | 33080385791233 |
17 | 231867703805317 |
18 | 1624599288327457 |
19 | 11379822861830773 |
20 | 79696902353804353 |
21 | 558069037387531237 |
22 | 3907436894177226337 |
[2,7,37,253,1873,13957,102817,747733,5380993, 38420677,272769697,1928677813,13597682113, 95669909797,672124356577,4717058313493, 33080385791233,231867703805317,1624599288327457, 11379822861830773,79696902353804353, 558069037387531237,3907436894177226337] |