n | a(n) |
---|---|
1 | 4 |
2 | 6 |
3 | 51 |
4 | 115 |
5 | 511 |
6 | 5263 |
7 | 116623 |
8 | 204091 |
9 | 823363 |
10 | 1144363 |
11 | 78325123 |
12 | 883337023 |
13 | 6860264683 |
14 | 19613836423 |
15 | 167589841663 |
[4,6,51,115,511,5263,116623,204091,823363,1144363, 78325123,883337023,6860264683,19613836423, 167589841663] |