149077domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 85.at n=5A031673Successive prime factors of 10^(10^100) - 10.at n=28A200924Primes of the form n^2 + 81.at n=35A256775Prime numbersat n=13766