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) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 16 |
| 5 | 46 |
| 6 | 138 |
| 7 | 601 |
| 8 | 2619 |
| 9 | 16162 |
| 10 | 93531 |
| 11 | 654700 |
| 12 | 4442304 |
[1,3,7,16,46,138,601,2619,16162,93531,654700, 4442304] |