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A018310
as a simple table
n
a(n)
1
1
2
2
3
4
4
5
5
8
6
10
7
16
8
20
9
32
10
40
11
80
12
160
[1,2,4,5,8,10,16,20,32,40,80,160]
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Last modified August 17 14:10 EDT 2024. Contains 375222 sequences. (Running on oeis4.)