n | a(n) |
---|---|
1 | 2 |
2 | 7 |
3 | 37 |
4 | 127 |
5 | 401 |
6 | 1151 |
7 | 3137 |
8 | 8191 |
9 | 51199 |
10 | 294911 |
11 | 1605631 |
12 | 3686401 |
13 | 209715199 |
14 | 10485760001 |
15 | 8131987999031297 |
16 | 155444555888459777 |
17 | 139751824747451132596033945601 |
18 | 3429749540386513119227714380314826357885676055272856607522817 |
[2,7,37,127,401,1151,3137,8191,51199,294911, 1605631,3686401,209715199,10485760001, 8131987999031297,155444555888459777, 139751824747451132596033945601, 34297495403865131192277143803148263578856760552728\ 56607522817] |