904513domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form prime(x)^2 + (prime(x) - 1)^2.at n=31A147718Primes p = a^2 + b^2 such that (x - a)^2 + (y - b)^2 = 2 and q - p = 4, where q = x^2 + y^2 is prime, assuming that a > b > 0 and x > y > 0.at n=16A217674Prime numbersat n=71590