n | a(n) |
---|---|
3 | 1 |
4 | 7 |
5 | 36 |
6 | 164 |
7 | 702 |
8 | 2898 |
9 | 11696 |
10 | 46512 |
11 | 183141 |
12 | 716243 |
13 | 2788060 |
14 | 10817820 |
15 | 41880930 |
16 | 161900910 |
17 | 625272480 |
18 | 2413491360 |
19 | 9313307370 |
20 | 35936613414 |
21 | 138680365704 |
22 | 535290282632 |
23 | 2066802226236 |
24 | 7983111461732 |
25 | 30848211650592 |
[1,7,36,164,702,2898,11696,46512,183141,716243, 2788060,10817820,41880930,161900910,625272480, 2413491360,9313307370,35936613414,138680365704, 535290282632,2066802226236,7983111461732, 30848211650592] |