https://everything2.com/title/All+primes+greater+than+3+are+of+the+form+6k-1+or+6k%252B1
All primes greater than 3 are of the form 6k-1 or 6k+1
This result came as something of a surprise to me, because it seems so simple yet so final. The reason for it is wonderfully straight-forward: All integers...
of the formall primesgreater than