MathDB
finding solution (n,p)

Source: Indonesia IMO 2007 TST, Stage 2, Test 5, Problem 4

November 15, 2009
number theorygreatest common divisornumber theory proposed

Problem Statement

Determine all pairs (n,p) (n,p) of positive integers, where p p is prime, such that 3^p\minus{}np\equal{}n\plus{}p.