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A123839
as a simple table
n
a(n)
1
1
2
1
3
21
4
67
5
1565
6
6241
7
137613
8
630193
9
13136926
[1,1,21,67,1565,6241,137613,630193,13136926]
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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)
