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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 65 |
| 4 | 16777217 |
| 5 | 1329227995784915872903807060280344577 |
[3,5,65,16777217, 1329227995784915872903807060280344577] |