180617domain: 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 29.at n=26A031617Smallest prime p such that p - floor(sqrt(p))^2 = n^2.at n=28A242991Prime numbersat n=16392