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A129731
as a simple table
n
a(n)
1
1
2
3
3
15
4
105
5
1470
6
42630
7
1364160
8
75028800
9
3676411200
10
272054428800
[1,3,15,105,1470,42630,1364160,75028800, 3676411200,272054428800]
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Last modified April 18 08:14 EDT 2024. Contains 371769 sequences. (Running on oeis4.)
