n | a(n) |
---|---|
1 | 3 |
2 | 120 |
3 | 18792 |
4 | 7547904 |
5 | 6210432000 |
6 | 9116955648000 |
7 | 21746167511040000 |
8 | 78775578609057792000 |
9 | 411821286886186942464000 |
10 | 2985318922218593845248000000 |
11 | 29060162328471184917135360000000 |
12 | 369984034079871408445744742400000000 |
[3,120,18792,7547904,6210432000,9116955648000, 21746167511040000,78775578609057792000, 411821286886186942464000, 2985318922218593845248000000, 29060162328471184917135360000000, 369984034079871408445744742400000000] |