:racehorse: Faster prime iteration (using 6n ± 1 rule)
:racehorse: Faster prime iteration (using 6n ± 1 rule)

Implements basic wheel factorization (for n = 2 * 3) to narrow down
field of potential primes and prime factors that are checked. Reduces
running time of findPrimes(30000, true) test from 188407ms to 1005ms.

acusti/primal-multiplication,acusti/primal-multiplication