484417domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form 9*n^2 + 1.at n=30A156226Primes of the form (p + q)^2 + 1, where p and q are consecutive primes.at n=13A244095Primes that are the square of the sum of a twin prime pair plus 1.at n=8A261889Prime numbersat n=40349