540233domain: NPropertiesPrimalityPrimeyesAppears in sequencesEuclid-Mullin sequence (A000945) with initial value a(1)=31 instead of a(1)=2.at n=23A051315Coefficient of x in the reduction by x^2->x+1 of the polynomial p(n,x) defined at Comments.at n=23A193045Prime numbersat n=44589