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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 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 11 |
| 6 | 41 |
| 7 | 371 |
| 8 | 13901 |
| 9 | 5033531 |
| 10 | 69782910161 |
| 11 | 351229174914190691 |
| 12 | 24509789089655802510792656021 |
| 13 | 8608552999157278575508415639286249242844899051 |
[1,2,3,5,11,41,371,13901,5033531,69782910161, 351229174914190691,24509789089655802510792656021, 8608552999157278575508415639286249242844899051] |