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A095760
as a simple table
n
a(n)
1
1
2
2
3
2
4
4
5
7
6
9
7
20
8
27
9
41
10
93
11
167
12
274
13
558
14
935
15
1512
16
3275
17
6309
[1,2,2,4,7,9,20,27,41,93,167,274,558,935,1512, 3275,6309]