primes that can be written both as a sum and as a difference of two primes
Source: New Zealand NZMOC Camp Selection Problems 2013 p2 / All-Russian MO 1994 Regional (Round 4) 10.5
September 19, 2021
number theoryprimesprimeDifference
Problem Statement
Find all primes that can be written both as a sum and as a difference of two primes (note that is not a prime).