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A160675
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
10
2
11
2
12
2
13
2
14
4
15
4
16
4
17
4
18
4
19
4
20
4
21
4
22
4
23
4
24
4
25
5
[1,1,1,1,1,1,1,1,2,2,2,2,2,4,4,4,4,4,4,4,4,4,4,4, 5]