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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 2 | 0 |
| 3 | 324 |
| 4 | 38831 |
| 5 | 6773999 |
| 6 | 1859163031 |
[0,324,38831,6773999,1859163031] |