132589domain: NPropertiesPrimalityPrimeyesAppears in sequencesBeginnings of maximal chains of primes with four members (three links).at n=26A152867Primes p such that if q and r are the next two primes, 6*q-r, 6*q-p, 6*q+p and 6*q+r are all prime.at n=31A351636Prime numbersat n=12375