The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 4 |
| 6 | 11 |
| 7 | 33 |
| 8 | 129 |
| 9 | 577 |
| 10 | 3113 |
| 11 | 19092 |
| 12 | 132318 |
| 13 | 1011665 |
[1,1,1,1,2,4,11,33,129,577,3113,19092,132318, 1011665] |