n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 10 |
4 | 40 |
5 | 182 |
6 | 938 |
7 | 5424 |
8 | 34788 |
9 | 244544 |
10 | 1865144 |
11 | 15312976 |
12 | 134495328 |
13 | 1257334432 |
14 | 12456693168 |
15 | 130288665568 |
16 | 1433829681568 |
[1,3,10,40,182,938,5424,34788,244544,1865144, 15312976,134495328,1257334432,12456693168, 130288665568,1433829681568] |