1265081domain: NPropertiesPrimalityPrimeyesAppears in sequencesInitial primes of 6 consecutive primes with consecutive gaps 2,4,6,8,10.at n=13A190817Prime numbers p such that x^2 + x + p produces primes for x = 0..5 but not x = 6.at n=21A210364Prime numbersat n=97540