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A064569
as a simple table
n
a(n)
1
1
2
2
3
2
4
3
5
2
6
2
7
2
8
2
9
1
10
2
11
1
12
4
13
1
14
2
15
5
16
3
17
2
18
3
19
4
20
3
21
4
22
3
23
1
24
1
25
1
26
1
27
4
28
1
29
3
30
5
[1,2,2,3,2,2,2,2,1,2,1,4,1,2,5,3,2,3,4,3,4,3,1,1, 1,1,4,1,3,5]