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A268561
as a simple table
n
a(n)
1
2
2
3
3
12
4
37
5
198
6
1143
7
7658
8
54559
9
413086
10
3251240
[2,3,12,37,198,1143,7658,54559,413086,3251240]
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Last modified April 25 09:38 EDT 2024. Contains 371967 sequences. (Running on oeis4.)