n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 7 |
3 | 26 |
4 | 93 |
5 | 322 |
6 | 1091 |
7 | 3642 |
8 | 12025 |
9 | 39362 |
10 | 127935 |
11 | 413338 |
12 | 1328597 |
13 | 4251522 |
14 | 13551739 |
15 | 43046714 |
16 | 136314609 |
17 | 430467202 |
18 | 1355971703 |
19 | 4261625370 |
20 | 13366006861 |
21 | 41841412802 |
22 | 130754415027 |
23 | 407953774906 |
24 | 1270932914153 |
[1,2,7,26,93,322,1091,3642,12025,39362,127935, 413338,1328597,4251522,13551739,43046714, 136314609,430467202,1355971703,4261625370, 13366006861,41841412802,130754415027,407953774906, 1270932914153] |