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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 39 |
| 4 | 273 |
| 5 | 1365 |
| 6 | 333 |
| 7 | 12870 |
| 8 | 46410 |
| 9 | 10878 |
| 10 | 88218 |
| 11 | 304668 |
| 12 | 107559 |
| 13 | 1576614 |
| 14 | 2852889 |
| 15 | 4144413 |
| 16 | 13637988 |
| 17 | 28406235 |
| 18 | 53558505 |
| 19 | 12085458 |
| 20 | 92899170 |
| 21 | 133886883 |
| 22 | 34633998 |
| 23 | 351194025 |
| 24 | 1334488428 |
| 25 | 1819412595 |
| 26 | 410100933 |
| 27 | 3041210445 |
| 28 | 4333538430 |
| 29 | 1118696184 |
| 30 | 9146719764 |
| 31 | 15150288153 |
| 32 | 29675764248 |
[0,0,39,273,1365,333,12870,46410,10878,88218, 304668,107559,1576614,2852889,4144413,13637988, 28406235,53558505,12085458,92899170,133886883, 34633998,351194025,1334488428,1819412595, 410100933,3041210445,4333538430,1118696184, 9146719764,15150288153,29675764248] |