n | a(n) |
---|---|
4 | 1 |
5 | 26 |
6 | 1768 |
7 | 225096 |
8 | 51725352 |
9 | 21132802544 |
10 | 15463799747936 |
11 | 20604021770403328 |
12 | 50928019401158515328 |
13 | 237644423948928994197504 |
14 | 2125373296900166452199861760 |
15 | 36884133903194627014531723872256 |
[1,26,1768,225096,51725352,21132802544, 15463799747936,20604021770403328, 50928019401158515328,237644423948928994197504, 2125373296900166452199861760, 36884133903194627014531723872256] |