661097domain: NPropertiesPrimalityPrimeyesAppears in sequencesMedian term of prime 5-tuples (p, p+2, p+6, p+8, p+12).at n=27A090286Lower twin primes p such that 6*p-1 and 6*p+1 are twin primes and (p+1)/6 is prime.at n=14A358202Prime numbersat n=53655