n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 10 |
4 | 29 |
5 | 91 |
6 | 370 |
7 | 1305 |
8 | 4626 |
9 | 17888 |
10 | 66824 |
11 | 248839 |
12 | 955688 |
13 | 3646596 |
14 | 13892482 |
15 | 53548120 |
16 | 206439059 |
17 | 795884541 |
18 | 3083453744 |
19 | 11962794031 |
20 | 46444491143 |
21 | 180751142106 |
22 | 704383034528 |
23 | 2747337971249 |
24 | 10730723024786 |
[1,1,2,10,29,91,370,1305,4626,17888,66824,248839, 955688,3646596,13892482,53548120,206439059, 795884541,3083453744,11962794031,46444491143, 180751142106,704383034528,2747337971249, 10730723024786] |