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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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 7 |
| 7 | 22 |
| 8 | 57 |
| 9 | 132 |
| 10 | 308 |
| 11 | 793 |
| 12 | 2223 |
| 13 | 6328 |
| 14 | 17578 |
| 15 | 47804 |
| 16 | 130169 |
| 17 | 360924 |
| 18 | 1019084 |
| 19 | 2900484 |
| 20 | 8252860 |
| 21 | 23445510 |
| 22 | 66717135 |
| 23 | 190750110 |
| 24 | 548178735 |
| 25 | 1580970612 |
| 26 | 4568275692 |
| 27 | 13217653582 |
| 28 | 38306172442 |
| 29 | 111248832992 |
[0,1,1,1,1,2,7,22,57,132,308,793,2223,6328,17578, 47804,130169,360924,1019084,2900484,8252860, 23445510,66717135,190750110,548178735,1580970612, 4568275692,13217653582,38306172442,111248832992] |