n | a(n) |
---|---|
0 | 2 |
1 | 7 |
2 | 24 |
3 | 82 |
4 | 280 |
5 | 956 |
6 | 3264 |
7 | 11144 |
8 | 38048 |
9 | 129904 |
10 | 443520 |
11 | 1514272 |
12 | 5170048 |
13 | 17651648 |
14 | 60266496 |
15 | 205762688 |
16 | 702517760 |
17 | 2398545664 |
18 | 8189147136 |
19 | 27959497216 |
20 | 95459694592 |
21 | 325919783936 |
22 | 1112759746560 |
23 | 3799199418368 |
24 | 12971278180352 |
25 | 44286713884672 |
[2,7,24,82,280,956,3264,11144,38048,129904,443520, 1514272,5170048,17651648,60266496,205762688, 702517760,2398545664,8189147136,27959497216, 95459694592,325919783936,1112759746560, 3799199418368,12971278180352,44286713884672] |