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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) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 2 |
| 6 | 3 |
| 7 | 8 |
| 8 | 13 |
| 9 | 30 |
| 10 | 55 |
| 11 | 116 |
| 12 | 221 |
| 13 | 458 |
| 14 | 895 |
| 15 | 1816 |
| 16 | 3589 |
| 17 | 7238 |
| 18 | 14391 |
| 19 | 28892 |
| 20 | 57613 |
| 21 | 115458 |
| 22 | 230579 |
| 23 | 461600 |
| 24 | 922521 |
| 25 | 1845958 |
| 26 | 3690563 |
| 27 | 7382916 |
| 28 | 14763121 |
| 29 | 29529874 |
| 30 | 59054343 |
| 31 | 118115864 |
| 32 | 236220901 |
| 33 | 472456278 |
| 34 | 944890927 |
| 35 | 1889810636 |
| 36 | 3779577989 |
| 37 | 7559213762 |
[0,0,0,1,2,3,8,13,30,55,116,221,458,895,1816,3589, 7238,14391,28892,57613,115458,230579,461600, 922521,1845958,3690563,7382916,14763121,29529874, 59054343,118115864,236220901,472456278,944890927, 1889810636,3779577989,7559213762] |