Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 9 |
5 | 33 |
6 | 185 |
7 | 1861 |
8 | 35285 |
9 | 845657 |
10 | 28275879 |
11 | 1543673839 |
12 | 135800422841 |
13 | 17596518150277 |
[1,1,1,9,33,185,1861,35285,845657,28275879, 1543673839,135800422841,17596518150277] |