Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 35 |
4 | 169 |
5 | 862 |
6 | 4575 |
7 | 24999 |
8 | 139700 |
9 | 794684 |
10 | 4586377 |
11 | 26788423 |
12 | 158054285 |
13 | 940603900 |
[1,2,8,35,169,862,4575,24999,139700,794684, 4586377,26788423,158054285,940603900] |