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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 | 1 |
| 2 | 0 |
| 3 | 0 |
| 4 | 3 |
| 5 | 4 |
| 6 | 8 |
| 7 | 10 |
| 8 | 50 |
| 9 | 66 |
| 10 | 216 |
| 11 | 280 |
| 12 | 1120 |
| 13 | 1472 |
| 14 | 5440 |
| 15 | 7128 |
| 16 | 27576 |
| 17 | 36280 |
| 18 | 138560 |
| 19 | 182336 |
| 20 | 704880 |
| 21 | 929088 |
| 22 | 3590400 |
| 23 | 4735744 |
| 24 | 18382208 |
| 25 | 24268160 |
| 26 | 94348800 |
| 27 | 124638720 |
| 28 | 485706240 |
| 29 | 642037760 |
| 30 | 2505943040 |
| 31 | 3314228608 |
| 32 | 12956458880 |
[1,0,0,3,4,8,10,50,66,216,280,1120,1472,5440,7128, 27576,36280,138560,182336,704880,929088,3590400, 4735744,18382208,24268160,94348800,124638720, 485706240,642037760,2505943040,3314228608, 12956458880] |