361967domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrime p1 of the form a^b - c^d = p1, where a, b, c, d are primes and a + b + c + d = p2, where p2 (A164062) is also prime.at n=19A164061Expansion of (1/x) * Series_Reversion( x / (1 + x + x^2 * (1 + x)^2) ).at n=12A378426Prime numbersat n=30901