6084977domain: NPropertiesPrimalityPrimeyesAppears in sequencesLesser of two successive primes p1, p2, where p2-p1 (gap) includes at least one entire primeless century.at n=11A158957Positive numbers y such that y^2 is of the form x^2+(x+47)^2 with integer x.at n=21A159750Prime numbersat n=418278