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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 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 4 |
| 5 | 3 |
| 6 | 0 |
| 7 | 24 |
| 8 | 40 |
| 9 | 15 |
| 10 | 0 |
| 11 | 192 |
| 12 | 520 |
| 13 | 420 |
| 14 | 105 |
| 15 | 0 |
| 16 | 1920 |
| 17 | 7392 |
| 18 | 9520 |
| 19 | 5040 |
| 20 | 945 |
| 21 | 0 |
| 22 | 23040 |
| 23 | 116928 |
| 24 | 211456 |
| 25 | 176400 |
| 26 | 69300 |
| 27 | 10395 |
| 28 | 0 |
| 29 | 322560 |
| 30 | 2055168 |
| 31 | 4858560 |
| 32 | 5642560 |
| 33 | 3465000 |
| 34 | 1081080 |
| 35 | 135135 |
| 36 | 0 |
| 37 | 5160960 |
| 38 | 39896064 |
| 39 | 117722880 |
| 40 | 177580480 |
| 41 | 150870720 |
| 42 | 73153080 |
| 43 | 18918900 |
| 44 | 2027025 |
[1,0,1,0,4,3,0,24,40,15,0,192,520,420,105,0,1920, 7392,9520,5040,945,0,23040,116928,211456,176400, 69300,10395,0,322560,2055168,4858560,5642560, 3465000,1081080,135135,0,5160960,39896064, 117722880,177580480,150870720,73153080,18918900, 2027025] |