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A050729
as a simple table
n
a(n)
0
0
1
1
2
2
3
3
4
4
5
5
6
7
7
10
8
12
9
16
10
18
11
22
12
23
13
29
14
42
[0,1,2,3,4,5,7,10,12,16,18,22,23,29,42]