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A105685
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
2
6
1
7
1
8
1
9
2
10
7
11
1
12
1
13
1
14
3
15
13
16
3
[1,1,1,1,2,1,1,1,2,7,1,1,1,3,13,3]
