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A109542 as a simple table

n a(n)
1 0
2 7
3 640
4 170555
5 94949400
6 95830621425
7 159062872168200
8 404720953797785625

[0,7,640,170555,94949400,95830621425,
 159062872168200,404720953797785625]

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Last modified April 25 09:15 EDT 2024. Contains 371967 sequences. (Running on oeis4.)