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A309843
as a simple table
n
a(n)
1
24
2
360
3
4320
4
14688
5
1468800
6
9547200
7
50585472
8
54198720
9
189695520
10
1680459264
[24,360,4320,14688,1468800,9547200,50585472, 54198720,189695520,1680459264]