n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 5 |
8 | 13 |
9 | 29 |
10 | 41 |
11 | 99 |
12 | 219 |
13 | 653 |
14 | 1719 |
15 | 7125 |
16 | 30115 |
17 | 144385 |
18 | 515791 |
19 | 2502679 |
20 | 10851481 |
21 | 66672841 |
22 | 362202203 |
23 | 2693814149 |
24 | 19415112859 |
25 | 179313023913 |
26 | 1385523385051 |
[1,1,1,1,1,1,5,13,29,41,99,219,653,1719,7125, 30115,144385,515791,2502679,10851481,66672841, 362202203,2693814149,19415112859,179313023913, 1385523385051] |