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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 0 |
| 4 | 6 |
| 5 | 3 |
| 6 | 0 |
| 7 | 24 |
| 8 | 36 |
| 9 | 4 |
| 10 | 0 |
| 11 | 120 |
| 12 | 360 |
| 13 | 140 |
| 14 | 5 |
| 15 | 0 |
| 16 | 720 |
| 17 | 3600 |
| 18 | 3000 |
| 19 | 450 |
| 20 | 6 |
| 21 | 0 |
| 22 | 5040 |
| 23 | 37800 |
| 24 | 54600 |
| 25 | 18900 |
| 26 | 1302 |
| 27 | 7 |
| 28 | 0 |
| 29 | 40320 |
| 30 | 423360 |
| 31 | 940800 |
| 32 | 588000 |
| 33 | 101136 |
| 34 | 3528 |
| 35 | 8 |
| 36 | 0 |
| 37 | 362880 |
| 38 | 5080320 |
| 39 | 16087680 |
| 40 | 15876000 |
| 41 | 5143824 |
| 42 | 486864 |
| 43 | 9144 |
| 44 | 9 |
| 45 | 0 |
| 46 | 3628800 |
[1,2,0,6,3,0,24,36,4,0,120,360,140,5,0,720,3600, 3000,450,6,0,5040,37800,54600,18900,1302,7,0, 40320,423360,940800,588000,101136,3528,8,0,362880, 5080320,16087680,15876000,5143824,486864,9144,9,0, 3628800] |