Find solutions for $$^nP_r=s!$$
For $(n,r,s)\in \mathbb{N}$
I could find some trivial solutions
$(6,3,5)~,~(1,1,1)$ etc.
2026-04-07 03:57:19.1775534239
When is the permutation of two integers equal to a factorial?
114 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in COMBINATORICS
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