n | a(n) |
---|---|
1 | 3 |
2 | 5 |
3 | 13 |
4 | 85 |
5 | 221 |
6 | 1445 |
7 | 3757 |
8 | 24565 |
9 | 63869 |
10 | 417605 |
11 | 1085773 |
12 | 7099285 |
13 | 18458141 |
14 | 120687845 |
15 | 313788397 |
16 | 2051693365 |
17 | 5334402749 |
18 | 34878787205 |
19 | 90684846733 |
20 | 592939382485 |
21 | 1541642394461 |
22 | 10079969502245 |
23 | 26207920705837 |
24 | 171359481538165 |
25 | 445534651999229 |
26 | 2913111186148805 |
[3,5,13,85,221,1445,3757,24565,63869,417605, 1085773,7099285,18458141,120687845,313788397, 2051693365,5334402749,34878787205,90684846733, 592939382485,1541642394461,10079969502245, 26207920705837,171359481538165,445534651999229, 2913111186148805] |