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A036501
as a simple table
n
a(n)
2
1
3
1
4
1
5
2
6
4
7
5
8
1
9
1
10
1
11
2
12
1
13
1
14
1
15
1
16
1
17
1
18
1
19
1
[1,1,1,2,4,5,1,1,1,2,1,1,1,1,1,1,1,1]