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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 | 16 |
| 3 | 305 |
| 4 | 4396 |
| 5 | 43093 |
| 6 | 332193 |
| 7 | 87172020 |
| 8 | 273879343 |
[1,16,305,4396,43093,332193,87172020,273879343] |