n | a(n) |
---|---|
1 | 1 |
2 | 12 |
3 | 200 |
4 | 2880 |
5 | 37680 |
6 | 455224 |
7 | 5186888 |
8 | 56471040 |
9 | 593296160 |
10 | 6057160296 |
11 | 60407414256 |
12 | 590807590672 |
13 | 5684125083000 |
14 | 53924502344880 |
15 | 505415790232592 |
16 | 4687367714152128 |
17 | 43070861665247616 |
18 | 392532002390446600 |
19 | 3551337773634149120 |
20 | 31920035670120464496 |
[1,12,200,2880,37680,455224,5186888,56471040, 593296160,6057160296,60407414256,590807590672, 5684125083000,53924502344880,505415790232592, 4687367714152128,43070861665247616, 392532002390446600,3551337773634149120, 31920035670120464496] |