385687domain: NAppears in sequencesNumbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 27.at n=22A031705a(n) = 729*n^2 + 2*n.at n=22A158396Row sums of absolute values of A182928.at n=9A182926Numbers k that divide the k-th NSW number.at n=9A372946