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A361164
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
4
6
4
7
7
8
7
9
6
10
8
11
6
12
10
13
12
14
6
15
11
16
8
[1,2,3,4,4,4,7,7,6,8,6,10,12,6,11,8]