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A109755
as a simple table
n
a(n)
0
1
1
3
2
9
3
21
4
51
5
117
6
251
7
523
8
1077
9
2207
10
4521
11
9283
[1,3,9,21,51,117,251,523,1077,2207,4521,9283]
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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)
