n | a(n) |
---|---|
0 | 2 |
1 | 9 |
2 | 44 |
3 | 226 |
4 | 1192 |
5 | 6372 |
6 | 34288 |
7 | 185096 |
8 | 1000736 |
9 | 5414544 |
10 | 29306048 |
11 | 158644768 |
12 | 858873472 |
13 | 4649961024 |
14 | 25175459584 |
15 | 136304222336 |
16 | 737977344512 |
17 | 3995559643392 |
18 | 21632794323968 |
19 | 117124519584256 |
20 | 634137036138496 |
[2,9,44,226,1192,6372,34288,185096,1000736, 5414544,29306048,158644768,858873472,4649961024, 25175459584,136304222336,737977344512, 3995559643392,21632794323968,117124519584256, 634137036138496] |