n | a(n) |
---|---|
1 | 1 |
2 | 26 |
3 | 132 |
4 | 675 |
5 | 4189 |
6 | 23852 |
7 | 134432 |
8 | 768664 |
9 | 4381032 |
10 | 24926476 |
11 | 141860756 |
12 | 807487003 |
13 | 4595740788 |
14 | 26154580810 |
15 | 148850346356 |
16 | 847132073037 |
17 | 4821138523341 |
18 | 27437703642929 |
19 | 156151443585980 |
20 | 888677485184057 |
[1,26,132,675,4189,23852,134432,768664,4381032, 24926476,141860756,807487003,4595740788, 26154580810,148850346356,847132073037, 4821138523341,27437703642929,156151443585980, 888677485184057] |