63901domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form (p^2 - 1)/8 - p, where p is also a prime.at n=28A165567Centered 25-gonal primes.at n=17A276264Primes p = x^2 + y^2, not of the form z^2 + 1, such that 2^(x^2) == 2^(y^2) == 1 (mod p).at n=12A299103Prime numbersat n=6407