143651domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form p^2 + 10, where p is prime.at n=22A182475Primes of the form 8n^2 + 3.at n=21A201611a(n) is the smallest positive integer which can be represented as the sum of n distinct nonzero fourth powers in exactly n ways, or -1 if no such integer exists.at n=6A360306Prime numbersat n=13315