n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 26 |
3 | 139 |
4 | 757 |
5 | 4172 |
6 | 23165 |
7 | 129217 |
8 | 722818 |
9 | 4050239 |
10 | 22718609 |
11 | 127512940 |
12 | 715962889 |
13 | 4020920141 |
14 | 22584986378 |
15 | 126867394723 |
16 | 712691811325 |
17 | 4003745802188 |
18 | 22492567804517 |
19 | 126361939999081 |
20 | 709898671705906 |
21 | 3988211185370615 |
22 | 22405825905923321 |
23 | 125876420631268204 |
[1,5,26,139,757,4172,23165,129217,722818,4050239, 22718609,127512940,715962889,4020920141, 22584986378,126867394723,712691811325, 4003745802188,22492567804517,126361939999081, 709898671705906,3988211185370615, 22405825905923321,125876420631268204] |