n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 8 |
5 | 19 |
6 | 64 |
7 | 212 |
8 | 833 |
9 | 3360 |
10 | 14476 |
11 | 63848 |
12 | 289892 |
13 | 1338000 |
14 | 6275589 |
15 | 29791100 |
16 | 142973014 |
17 | 692507861 |
18 | 3382070233 |
19 | 16638445745 |
20 | 82395500651 |
21 | 410463736691 |
22 | 2055858519575 |
23 | 10347925039015 |
24 | 52321093290715 |
25 | 265648012207312 |
26 | 1353953547877556 |
27 | 6925400869302520 |
[1,1,2,3,8,19,64,212,833,3360,14476,63848,289892, 1338000,6275589,29791100,142973014,692507861, 3382070233,16638445745,82395500651,410463736691, 2055858519575,10347925039015,52321093290715, 265648012207312,1353953547877556,6925400869302520] |