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A076435
as a simple table
n
a(n)
1
1
2
2
3
2
4
4
5
3
6
6
7
2
8
6
9
5
10
8
11
2
12
10
13
3
14
6
[1,2,2,4,3,6,2,6,5,8,2,10,3,6]