n | a(n) |
---|---|
3 | 1 |
4 | 3 |
5 | 46 |
6 | 6552 |
7 | 11270400 |
8 | 335390189568 |
9 | 224382967916691456 |
10 | 4292039421591854273003520 |
11 | 2905990310033882693113989027594240 |
[1,3,46,6552,11270400,335390189568, 224382967916691456,4292039421591854273003520, 2905990310033882693113989027594240] |