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 | 4 |
| 2 | 8 |
| 3 | 72 |
| 4 | 396 |
| 5 | 4428 |
| 6 | 63152 |
[4,8,72,396,4428,63152] |