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2026-04-23 07:22:08.1776928928

Prove there are infinitely many natural numbers $n$ such that $n^2+1$ divides $n!$

298 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail At 23 Apr 2026 - 7:22 2026-04-23 07:32:08.1776929528

How can one prove that there are infinitely many natural numbers $n$ such that $n^2+1$ divides $n!$

elementary-number-theory
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