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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 | 0 |
| 6 | 0 |
| 7 | 1 |
| 8 | 0 |
| 9 | 0 |
| 10 | 2 |
| 11 | 0 |
| 12 | 1 |
| 13 | 4 |
| 14 | 0 |
| 15 | 1 |
| 16 | 11 |
| 17 | 1 |
| 18 | 7 |
| 19 | 27 |
| 20 | 4 |
| 21 | 21 |
| 22 | 85 |
| 23 | 21 |
| 24 | 92 |
| 25 | 264 |
| 26 | 89 |
| 27 | 345 |
| 28 | 914 |
| 29 | 394 |
| 30 | 1405 |
| 31 | 3155 |
| 32 | 1736 |
| 33 | 5530 |
| 34 | 11400 |
| 35 | 7586 |
| 36 | 22022 |
| 37 | 41756 |
| 38 | 32702 |
| 39 | 87158 |
| 40 | 156412 |
| 41 | 139253 |
| 42 | 346836 |
| 43 | 592661 |
| 44 | 589101 |
| 45 | 1379837 |
| 46 | 2275935 |
| 47 | 2476770 |
| 48 | 5501846 |
| 49 | 8830267 |
| 50 | 10363627 |
| 51 | 21970992 |
| 52 | 34594887 |
| 53 | 43188260 |
| 54 | 87950618 |
[0,0,0,1,0,0,1,0,0,2,0,1,4,0,1,11,1,7,27,4,21,85, 21,92,264,89,345,914,394,1405,3155,1736,5530, 11400,7586,22022,41756,32702,87158,156412,139253, 346836,592661,589101,1379837,2275935,2476770, 5501846,8830267,10363627,21970992,34594887, 43188260,87950618] |