n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 37 |
6 | 109 |
7 | 334 |
8 | 1049 |
9 | 3367 |
10 | 10992 |
11 | 36399 |
12 | 121982 |
13 | 412969 |
14 | 1410446 |
15 | 4854123 |
16 | 16818222 |
17 | 58617286 |
18 | 205384162 |
19 | 723043647 |
20 | 2556317905 |
21 | 9072825097 |
22 | 32314370528 |
23 | 115462754160 |
24 | 413775789826 |
25 | 1486835229283 |
26 | 5356049103946 |
27 | 19338799943334 |
28 | 69975443521895 |
29 | 253704568761743 |
30 | 921550558422286 |
31 | 3353248008103356 |
[1,1,2,5,13,37,109,334,1049,3367,10992,36399, 121982,412969,1410446,4854123,16818222,58617286, 205384162,723043647,2556317905,9072825097, 32314370528,115462754160,413775789826, 1486835229283,5356049103946,19338799943334, 69975443521895,253704568761743,921550558422286, 3353248008103356] |