n | a(n) |
---|---|
1 | 51 |
2 | 309 |
3 | 1899 |
4 | 11709 |
5 | 72243 |
6 | 445797 |
7 | 2751003 |
8 | 16976493 |
9 | 104762403 |
10 | 646491861 |
11 | 3989520459 |
12 | 24619449501 |
13 | 151927356051 |
14 | 937548239301 |
15 | 5785638109947 |
16 | 35703345104973 |
17 | 220326406088067 |
18 | 1359640814523957 |
19 | 8390383964148267 |
[51,309,1899,11709,72243,445797,2751003,16976493, 104762403,646491861,3989520459,24619449501, 151927356051,937548239301,5785638109947, 35703345104973,220326406088067,1359640814523957, 8390383964148267] |