7057769domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers n such that n, 2*n+1, 3*n+2, 4*n+3, 5*n+4 and 6*n+7 are primes.at n=17A174591Numbers at the start of a run of exactly 4 consecutive primes that are Sophie Germain primes.at n=6A339477Prime numbersat n=480355