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A197902
as a simple table
n
a(n)
1
1
2
4
3
10
4
54
5
453
6
2632
7
38088
8
648219
9
13492068
10
444723130
[1,4,10,54,453,2632,38088,648219,13492068, 444723130]
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Last modified April 16 12:52 EDT 2024. Contains 371711 sequences. (Running on oeis4.)
