156577domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes in A075893: Primes of the form (p^2+q^2+r^2)/3, where p,q,r are 3 consecutive primes.at n=16A084951a(n) = Sum_{k=0..n} (-1)^k*A001595(k)^2.at n=12A375501Prime numbersat n=14398