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A246907
as a simple table
n
a(n)
1
1
2
2
3
4
4
8
5
16
6
64
7
128
8
2048
9
262144
10
17179869184
11
274877906944
12
8796093022208
13
36028797018963968
[1,2,4,8,16,64,128,2048,262144,17179869184, 274877906944,8796093022208,36028797018963968]
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Last modified September 20 16:06 EDT 2024. Contains 376074 sequences. (Running on oeis4.)