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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 5 |
| 4 | 94 |
| 5 | 31122 |
| 6 | 447422978 |
[1,5,94,31122,447422978] |