n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 4 |
4 | 10 |
5 | 23 |
6 | 56 |
7 | 132 |
8 | 316 |
9 | 752 |
10 | 1793 |
11 | 4272 |
12 | 10183 |
13 | 24266 |
14 | 57833 |
15 | 137828 |
16 | 328475 |
17 | 782827 |
18 | 1865651 |
19 | 4446255 |
20 | 10596406 |
21 | 25253567 |
22 | 60184809 |
23 | 143433647 |
24 | 341833954 |
25 | 814665553 |
26 | 1941527332 |
27 | 4627086990 |
28 | 11027366781 |
29 | 26280642313 |
30 | 62632555360 |
31 | 149267165702 |
[1,2,4,10,23,56,132,316,752,1793,4272,10183,24266, 57833,137828,328475,782827,1865651,4446255, 10596406,25253567,60184809,143433647,341833954, 814665553,1941527332,4627086990,11027366781, 26280642313,62632555360,149267165702] |