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A226963 as a simple table

n a(n)
1 1
2 2
3 5
4 10
5 30
6 210
7 9030
8 235290
9 11072512110

[1,2,5,10,30,210,9030,235290,11072512110]

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Last modified August 5 14:57 EDT 2021. Contains 346469 sequences. (Running on oeis4.)