n | a(n) |
---|---|
0 | 3 |
1 | 13 |
2 | 61 |
3 | 307 |
4 | 1633 |
5 | 9043 |
6 | 51481 |
7 | 298507 |
8 | 1751713 |
9 | 10359523 |
10 | 61573801 |
11 | 367168507 |
12 | 2194090993 |
13 | 13129397203 |
14 | 78637382521 |
15 | 471273075307 |
16 | 2825447921473 |
17 | 16943968454083 |
18 | 101629063565641 |
19 | 609635780178907 |
[3,13,61,307,1633,9043,51481,298507,1751713, 10359523,61573801,367168507,2194090993, 13129397203,78637382521,471273075307, 2825447921473,16943968454083,101629063565641, 609635780178907] |