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A278375
as a simple table
n
a(n)
1
1
2
3
3
4
4
5
5
5
6
6
7
7
8
7
9
7
10
8
11
8
12
8
13
9
14
9
[1,3,4,5,5,6,7,7,7,8,8,8,9,9]
