n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 32 |
4 | 136 |
5 | 594 |
6 | 2674 |
7 | 12192 |
8 | 56252 |
9 | 262166 |
10 | 1231614 |
11 | 5819164 |
12 | 27637200 |
13 | 131855458 |
14 | 631385426 |
15 | 3032777480 |
16 | 14608882116 |
17 | 70545450862 |
18 | 341384364454 |
19 | 1655193837812 |
20 | 8039154612280 |
21 | 39105952390138 |
22 | 190492183707386 |
23 | 929104570882912 |
24 | 4536876256793644 |
25 | 22177212994099974 |
26 | 108512065189640142 |
[1,2,8,32,136,594,2674,12192,56252,262166,1231614, 5819164,27637200,131855458,631385426,3032777480, 14608882116,70545450862,341384364454, 1655193837812,8039154612280,39105952390138, 190492183707386,929104570882912,4536876256793644, 22177212994099974,108512065189640142] |