Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 11 |
3 | 56 |
4 | 375 |
5 | 22511 |
6 | 14069393 |
7 | 865808801 |
8 | 53597687682317 |
9 | 3310445415672521952 |
[1,11,56,375,22511,14069393,865808801, 53597687682317,3310445415672521952] |