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A213457 as a simple table

n a(n)
1 1
2 1
3 2
4 10
5 148
6 7384
7 1380960
8 1058349286

[1,1,2,10,148,7384,1380960,1058349286]

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Last modified April 17 20:15 EDT 2024. Contains 371767 sequences. (Running on oeis4.)