n | a(n) |
---|---|
0 | 4 |
1 | 12 |
2 | 60 |
3 | 360 |
4 | 3240 |
5 | 42120 |
6 | 842400 |
7 | 26114400 |
8 | 1279605600 |
9 | 99809236800 |
10 | 12476154600000 |
11 | 2507707074600000 |
12 | 812497092170400000 |
13 | 424935979205119200000 |
14 | 359070902428325724000000 |
15 | 490490852717092938984000000 |
16 | 1083494293652058302215656000000 |
[4,12,60,360,3240,42120,842400,26114400, 1279605600,99809236800,12476154600000, 2507707074600000,812497092170400000, 424935979205119200000,359070902428325724000000, 490490852717092938984000000, 1083494293652058302215656000000] |