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A083298
as a simple table
n
a(n)
0
1
1
3
2
25
3
75
4
625
5
1875
6
15625
7
46875
8
390625
9
1171875
10
9765625
11
29296875
[1,3,25,75,625,1875,15625,46875,390625,1171875, 9765625,29296875]