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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 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 17 |
| 8 | 17 |
| 9 | 57 |
| 10 | 57 |
| 11 | 781 |
| 12 | 781 |
| 13 | 24351 |
| 14 | 24351 |
| 15 | 931801 |
| 16 | 931801 |
| 17 | 62200649 |
| 18 | 62200649 |
| 19 | 8963823755 |
| 20 | 8963823755 |
| 21 | 2146203654665 |
| 22 | 2146203654665 |
| 23 | 870522837091137 |
| 24 | 870522837091137 |
| 25 | 672438522925983773 |
[1,1,1,1,1,1,17,17,57,57,781,781,24351,24351, 931801,931801,62200649,62200649,8963823755, 8963823755,2146203654665,2146203654665, 870522837091137,870522837091137, 672438522925983773] |