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A037271
as a simple table
n
a(n)
1
2
2
1
3
13
4
2
5
4
6
1
7
5
8
4
9
4
10
1
11
15
12
1
13
1
14
2
15
3
16
4
17
4
18
1
19
2
20
2
21
1
22
5
23
3
24
2
25
2
26
1
27
9
28
2
29
9
30
6
31
1
32
15
[2,1,13,2,4,1,5,4,4,1,15,1,1,2,3,4,4,1,2,2,1,5,3, 2,2,1,9,2,9,6,1,15]