n | a(n) |
---|---|
1 | 2246 |
2 | 5418 |
3 | 19069 |
4 | 59758 |
5 | 217376 |
6 | 727342 |
7 | 2707758 |
8 | 8855024 |
9 | 33286034 |
10 | 110210856 |
11 | 412748296 |
12 | 1357891144 |
13 | 5097313270 |
14 | 16821243128 |
15 | 63055195644 |
16 | 207867167400 |
17 | 779656269748 |
18 | 2570612995104 |
19 | 9639618875124 |
20 | 31789508626272 |
21 | 119214975682522 |
[2246,5418,19069,59758,217376,727342,2707758, 8855024,33286034,110210856,412748296,1357891144, 5097313270,16821243128,63055195644,207867167400, 779656269748,2570612995104,9639618875124, 31789508626272,119214975682522] |