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A304045
as a simple table
n
a(n)
1
1
2
4
3
27
4
220
5
581
6
596
7
691
8
3944
9
14082
10
35195
11
80652
12
144032
[1,4,27,220,581,596,691,3944,14082,35195,80652, 144032]