16197947domain: NPropertiesPrimalityPrimeyesAppears in sequencesInitial primes of 7 consecutive primes with consecutive gaps 2, 4, 6, 8, 10, 12.at n=9A190819Prime numbers p such that x^2 + x + p produces primes for x = 0..6 but not x = 7.at n=20A210365Prime numbersat n=1042998