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A004666
as a simple table
n
a(n)
0
1
1
3
2
9
3
23
4
69
5
183
6
509
7
1323
8
3969
[1,3,9,23,69,183,509,1323,3969]
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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)
