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A076327
as a simple table
n
a(n)
1
1
2
1
3
2
4
6
5
21
6
112
7
853
8
11117
9
261079
10
11716562
11
1006700343
[1,1,2,6,21,112,853,11117,261079,11716562, 1006700343]