3 ms·
n!+1 can be prime, as primes can be divisible by 1. None of the n-1 numbers after n!+1 are prime.
by daveFNbuck 7y ago
n!+1 can be prime, as primes can be divisible by 1. None of the n-1 numbers after n!+1 are prime.
- OscarCunningham 7y agoGood point! But n-1 still gets arbitrarily large so the proof still works.