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A018620 as a simple table

n a(n)
1 1
2 2
3 4
4 5
5 10
6 20
7 37
8 74
9 148
10 185
11 370
12 740

[1,2,4,5,10,20,37,74,148,185,370,740]

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Last modified March 28 08:12 EDT 2024. Contains 371236 sequences. (Running on oeis4.)