95519domain: NAppears in sequences"Ceiling of hypotenuses": a(n) = ceiling(sqrt(a(n-1)^2 + a(n-2)^2)), a(1)=1, a(2)=3.at n=43A104805Integers expressible as x^3 + 2*y^3 (x, y > 0) in two ways.at n=24A219725