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A196592
as a simple table
n
a(n)
1
3
2
3
3
4
4
5
5
5
6
6
7
7
8
7
9
7
10
7
11
8
12
9
13
9
14
9
15
9
16
9
[3,3,4,5,5,6,7,7,7,7,8,9,9,9,9,9]