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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 | 2 |
| 6 | 4 |
| 7 | 8 |
| 8 | 17 |
| 9 | 37 |
| 10 | 82 |
| 11 | 185 |
| 12 | 423 |
| 13 | 978 |
| 14 | 2283 |
| 15 | 5373 |
| 16 | 12735 |
| 17 | 30372 |
| 18 | 72832 |
| 19 | 175502 |
[1,1,1,1,2,4,8,17,37,82,185,423,978,2283,5373, 12735,30372,72832,175502] |