164429domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p of the form k*(k + 1) - 1 such that p and p + 2 are twin primes.at n=40A088486Primes of the form prime(i)*prime(i+1) + prime(i+2) + 1.at n=23A180945Prime numbersat n=15053