n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 31 |
4 | 213 |
5 | 1551 |
6 | 11723 |
7 | 90945 |
8 | 719253 |
9 | 5773279 |
10 | 46889355 |
11 | 384487665 |
12 | 3177879675 |
13 | 26442188865 |
14 | 221278343445 |
15 | 1860908156031 |
16 | 15717475208853 |
17 | 133256583398655 |
18 | 1133591857814363 |
19 | 9672323357640129 |
20 | 82752014457666363 |
21 | 709719620585186529 |
22 | 6100394753270329605 |
[1,5,31,213,1551,11723,90945,719253,5773279, 46889355,384487665,3177879675,26442188865, 221278343445,1860908156031,15717475208853, 133256583398655,1133591857814363,9672323357640129, 82752014457666363,709719620585186529, 6100394753270329605] |