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A264640 as a simple table

n a(n)
1 1
2 16
3 960
4 107568
5 21565440
6 10027929600
7 7163873280000

[1,16,960,107568,21565440,10027929600,
 7163873280000]

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)