n | a(n) |
---|---|
0 | 3 |
1 | 11 |
2 | 49 |
3 | 251 |
4 | 1393 |
5 | 8051 |
6 | 47449 |
7 | 282251 |
8 | 1686433 |
9 | 10097891 |
10 | 60526249 |
11 | 362976251 |
12 | 2177317873 |
13 | 13062296531 |
14 | 78368963449 |
15 | 470199366251 |
16 | 2821153019713 |
17 | 16926788715971 |
18 | 101560344351049 |
19 | 609360902796251 |
[3,11,49,251,1393,8051,47449,282251,1686433, 10097891,60526249,362976251,2177317873, 13062296531,78368963449,470199366251, 2821153019713,16926788715971,101560344351049, 609360902796251] |