3637169domain: NPropertiesPrimalityPrimeyesAppears in sequencesLesser of twin primes p such that none of p-1, p+1 and p+3 are cubefree.at n=23A162989Smallest member of Sophie Germain pair, where each member of the prime pair is the smallest of its prime triple (p, p+2, p+8).at n=23A237188Prime numbersat n=259239