186871domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that p, p+6, p+12, p+18 are consecutive primes and p = 6*k+1 for some k.at n=28A090837Prime numbers p of the form 10k+1 for which the quintic polynomial x^5-x-1 modulus p is factorizable into five binomials.at n=36A135842Prime numbersat n=16909