n | a(n) |
---|---|
1 | 11 |
2 | 17 |
3 | 31 |
4 | 53 |
5 | 59 |
6 | 109 |
7 | 227 |
8 | 1789 |
9 | 3581 |
10 | 28669 |
11 | 57347 |
12 | 114691 |
13 | 229373 |
14 | 3670013 |
15 | 14680067 |
16 | 58720253 |
17 | 117440509 |
18 | 7516192771 |
19 | 60129542141 |
20 | 7881299347898371 |
21 | 264452523040700131966973 |
22 | 34662321099990647697175478269 |
[11,17,31,53,59,109,227,1789,3581,28669,57347, 114691,229373,3670013,14680067,58720253,117440509, 7516192771,60129542141,7881299347898371, 264452523040700131966973, 34662321099990647697175478269] |