n | a(n) |
---|---|
1 | 7 |
2 | 127 |
3 | 1535 |
4 | 16383 |
5 | 163839 |
6 | 1572863 |
7 | 14680063 |
8 | 134217727 |
9 | 1207959551 |
10 | 10737418239 |
11 | 94489280511 |
12 | 824633720831 |
13 | 7146825580543 |
14 | 61572651155455 |
15 | 527765581332479 |
16 | 4503599627370495 |
17 | 38280596832649215 |
18 | 324259173170675711 |
[7,127,1535,16383,163839,1572863,14680063, 134217727,1207959551,10737418239,94489280511, 824633720831,7146825580543,61572651155455, 527765581332479,4503599627370495, 38280596832649215,324259173170675711] |