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A005138
as a simple table
n
a(n)
0
0
1
1
2
1
3
1
4
1
5
1
6
1
7
2
8
2
9
3
10
3
11
4
12
4
13
6
14
7
15
11
16
14
17
24
18
30
[0,1,1,1,1,1,1,2,2,3,3,4,4,6,7,11,14,24,30]