840472307domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that the polynomial x^2 + x + p generates only primes for x = 1..8.at n=20A190800Prime numbers p such that x^2 + x + p produces primes for x = 0..8 but not x = 9.at n=12A211237Prime numbersat n=43118396