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A003097
as a simple table
n
a(n)
2
1
3
3
4
7
5
20
6
52
7
157
8
458
9
1436
10
4531
11
14794
12
48944
13
165314
[1,3,7,20,52,157,458,1436,4531,14794,48944,165314]
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Last modified April 24 13:55 EDT 2024. Contains 371958 sequences. (Running on oeis4.)
