n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 4 |
4 | 14 |
5 | 61 |
6 | 414 |
7 | 3416 |
8 | 34274 |
9 | 394009 |
10 | 5113712 |
11 | 73758368 |
12 | 1170495180 |
13 | 20263806277 |
14 | 380048113202 |
15 | 7676106638884 |
16 | 166114210737254 |
17 | 3834434327929981 |
18 | 94042629562443206 |
19 | 2442147034770292496 |
20 | 66942194906543381336 |
21 | 1931543452346146410965 |
22 | 58519191359170883258606 |
[1,2,4,14,61,414,3416,34274,394009,5113712, 73758368,1170495180,20263806277,380048113202, 7676106638884,166114210737254,3834434327929981, 94042629562443206,2442147034770292496, 66942194906543381336,1931543452346146410965, 58519191359170883258606] |