MathDB
q \ p^2-1, p \ q^2-1, where p,q primes >3

Source: Tuymaada 2000 Juniors 5

April 28, 2019
number theoryprimesdivisible

Problem Statement

Are there prime pp and qq larger than 33, such that p21p^2-1 is divisible by qq and q21q^2-1 divided by pp?