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A079562
as a simple table
n
a(n)
1
0
2
1
3
2
4
2
5
2
6
1
7
1
8
4
9
2
10
2
11
4
12
3
13
3
14
5
15
7
16
7
17
7
18
5
[0,1,2,2,2,1,1,4,2,2,4,3,3,5,7,7,7,5]