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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) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 9 |
| 3 | 15 |
| 4 | 75 |
| 5 | 165 |
| 6 | 16065 |
| 7 | 137445 |
| 8 | 540645 |
| 9 | 2222535 |
| 10 | 374958045 |
| 11 | 18327149295 |
[1,5,9,15,75,165,16065,137445,540645,2222535, 374958045,18327149295] |