148933domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of primes less than 100000n.at n=19A038814Number of primes less than n*10^6.at n=1A038815Primes representable as p^q + p + q, where p and q are primes.at n=8A249444Primes representable as x^y + x + y, where x>1, y>1 are integers.at n=18A253776Prime numbersat n=13752