282959domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = (n-1)*(n-2)^4 - A028294(n), for n > 4, with a(1) = a(2) = 0, a(3) = 2, and a(4) = 48.at n=19A075690Numbers that are the smallest of four consecutive primes, no three of which sum to a nonprime.at n=39A298763Prime numbersat n=24678