139801domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form 14*k^2 + 26*k + 13.at n=31A176617Primes p such that, for p < q < r three consecutive primes, p + 2q + 2r, 2p + q + 2r and 2p + 2q + r are all primes.at n=17A216262Prime numbersat n=12992