381749domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of arrays of median of three adjacent elements of some length 8 0..n array, with no adjacent equal elements in the latter.at n=9A229016a(n+1) is the smallest prime beyond a(n) such that a(n+1) modulo a(n) is (congruent to) a prime; start with a(0)=1.at n=23A248370Prime numbersat n=32432