n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 2304 |
4 | 1194393600 |
5 | 1941728542064640000 |
6 | 25569049282962188245401600000000 |
7 | 5866627428836325123819714259080708096000000000000 |
[1,4,2304,1194393600,1941728542064640000, 25569049282962188245401600000000, 5866627428836325123819714259080708096000000000000] |