n | a(n) |
---|---|
1 | 1 |
2 | 87 |
3 | 531 |
4 | 2281 |
5 | 23348 |
6 | 191192 |
7 | 1247716 |
8 | 9450219 |
9 | 74086027 |
10 | 542295341 |
11 | 4014135733 |
12 | 30366147431 |
13 | 226985241429 |
14 | 1690164545942 |
15 | 12658565659102 |
16 | 94748613114792 |
17 | 707806468257951 |
18 | 5292426347783239 |
19 | 39588593164337549 |
[1,87,531,2281,23348,191192,1247716,9450219, 74086027,542295341,4014135733,30366147431, 226985241429,1690164545942,12658565659102, 94748613114792,707806468257951,5292426347783239, 39588593164337549] |