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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 | 1 |
| 3 | 114 |
| 4 | 11223 |
| 5 | 68639138 |
| 6 | 208100267703 |
[1,1,114,11223,68639138,208100267703] |