109049domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrime(n), where n is such that (Sum_{i=1..n} prime(i)^19) / n is an integer.at n=9A233767Primes using all the square digits {0, 1, 4, 9} and no others.at n=25A331346Primes of the form (p^2 + 9)/2 where p is prime.at n=23A347530Prime numbersat n=10369