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A346551
as a simple table
n
a(n)
1
1
2
2
3
10
4
18
5
126
6
5418
7
141174
8
6643507266
9
157486189806
[1,2,10,18,126,5418,141174,6643507266, 157486189806]
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Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)