n | a(n) |
---|---|
1 | 2 |
2 | 7 |
3 | 37 |
4 | 127 |
5 | 397 |
6 | 3613 |
7 | 18089 |
8 | 162881 |
9 | 1791787 |
10 | 41211197 |
11 | 370900973 |
12 | 4821712733 |
13 | 43395414737 |
14 | 477349562419 |
15 | 4296146062051 |
16 | 227695741289567 |
17 | 9335525392876531 |
18 | 326743388750679161 |
19 | 16663912826284638251 |
20 | 583236948919962339073 |
21 | 9915028131639359764313 |
[2,7,37,127,397,3613,18089,162881,1791787, 41211197,370900973,4821712733,43395414737, 477349562419,4296146062051,227695741289567, 9335525392876531,326743388750679161, 16663912826284638251,583236948919962339073, 9915028131639359764313] |