114797domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form (k+1)*prime(k) + k*prime(k+1).at n=31A097241Middle of 3 consecutive prime numbers such that p1*p2*p3+d1+d2+1=average of twin prime pairs, d1(delta)=p2-p1,d2(delta)=p3-p2.at n=17A153407Prime numbersat n=10857