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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
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 | 3 |
| 6 | 1 |
| 7 | 15 |
| 8 | 9 |
| 9 | 133 |
| 10 | 33 |
| 11 | 3625 |
| 12 | 1063 |
| 13 | 187163 |
| 14 | 37071 |
| 15 | 15421524 |
| 16 | 1848587 |
| 17 | 2304715815 |
| 18 | 239808955 |
| 19 | 763574051396 |
| 20 | 59268926793 |
| 21 | 494418074953389 |
| 22 | 27771432799839 |
[1,1,1,1,3,1,15,9,133,33,3625,1063,187163,37071, 15421524,1848587,2304715815,239808955, 763574051396,59268926793,494418074953389, 27771432799839] |