244471domain: NPropertiesPrimalityPrimeyesAppears in sequencesThird term of weak prime septet: p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1) < p(m+3)-p(m+2) < p(m+4)-p(m+3).at n=12A054836Largest prime all of whose substrings in its base n representation are primes.at n=25A245277Prime numbersat n=21589