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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 | 2 |
| 2 | 2 |
| 3 | 3 |
| 4 | 7 |
| 5 | 12 |
| 6 | 22 |
| 7 | 41 |
| 8 | 75 |
| 9 | 138 |
| 10 | 254 |
| 11 | 467 |
| 12 | 859 |
| 13 | 1580 |
| 14 | 2906 |
| 15 | 5345 |
| 16 | 9831 |
| 17 | 18082 |
| 18 | 33258 |
| 19 | 61171 |
| 20 | 112511 |
| 21 | 206940 |
| 22 | 380622 |
| 23 | 700073 |
| 24 | 1287635 |
| 25 | 2368330 |
| 26 | 4356038 |
| 27 | 8012003 |
| 28 | 14736371 |
| 29 | 27104412 |
| 30 | 49852786 |
| 31 | 91693569 |
| 32 | 168650767 |
| 33 | 310197122 |
[-1,2,2,3,7,12,22,41,75,138,254,467,859,1580,2906, 5345,9831,18082,33258,61171,112511,206940,380622, 700073,1287635,2368330,4356038,8012003,14736371, 27104412,49852786,91693569,168650767,310197122] |