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A087670 as a simple table

n a(n)
1 3
2 5
3 336
4 18
5 8003163168
6 86632
7 7191948600
8 17
9 72960

[3,5,336,18,8003163168,86632,7191948600,17,72960]

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Last modified April 21 15:55 EDT 2021. Contains 343156 sequences. (Running on oeis4.)