218077domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form p^2 + p - q, where p and q are consecutive primes.at n=19A099183a(1) = 1, a(2) = 3, for n >= 3, a(n) = smallest prime > a(n-1) such that a(n) mod a(n-1) = a(n-2).at n=8A175094Prime numbersat n=19448