n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 72 |
3 | 2896 |
4 | 203904 |
5 | 22112000 |
6 | 3412366336 |
7 | 709998153728 |
8 | 191483931951104 |
9 | 64956739430973440 |
10 | 27065724289967718400 |
11 | 13588059904833174896640 |
12 | 8089418253144660155301888 |
13 | 5634743143901240164716904448 |
14 | 4539998748622480932947483426816 |
[1,4,72,2896,203904,22112000,3412366336, 709998153728,191483931951104,64956739430973440, 27065724289967718400,13588059904833174896640, 8089418253144660155301888, 5634743143901240164716904448, 4539998748622480932947483426816] |