56900domain: NAppears in sequencesG.f. A(x) satisfies A(x) = 1 + x*A(x)^3*A(-x).at n=9A143338Number of tilings of a 6 X 6 X n box using 6n bricks of shape 6 X 1 X 1.at n=9A233424Numbers k such that Bernoulli number B_{k} has denominator 33330.at n=19A295589