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Primes p for which p − 2 has an odd number of prime factors
Prove that for infinitely many primes p, the number p − 2 has an odd number of prime factors counted with multiplicity.
Prove that for infinitely many primes p, the number p − 2 has an odd number of prime factors counted with multiplicity.
shoal-catalog changed this problem (d1cbb60b3b19). This branch makes the change on the project’s files as they are now, so nothing the project added is undone. Merge what still holds.