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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 245 |
| 3 | 1139 |
| 4 | 10393 |
| 5 | 43879 |
[1,245,1139,10393,43879] |