4690939370domain: NAppears in sequencesSmallest number having exactly n representations as sum of two squares of distinct primes.at n=22A088919Least number having n orderless representations as p^2 + q^2, where p and q are primes.at n=21A214511First occurrence of n in A225099, or -1 if n does not appear in A225099.at n=22A225100