388099domain: NPropertiesPrimalityPrimeyesAppears in sequencesSubtriangle of generalized Catalan triangle CM(1,2) = A116880.at n=34A116872Generalized Catalan triangle, called CM(1,2).at n=42A116880Primes abs(A335592(k))/2 for k in A335593.at n=6A336738Prime numbersat n=32914