-8814domain: ZAppears in sequencesG.f. A(x) defined by: A(x)^3 consists entirely of integer coefficients between 1 and 3 (A083953); A(x) is the unique power series solution with A(0)=1.at n=24A084203G.f.: (1+x^2)^2*(x^4-6*x^3+1)/(x^2-1)^4.at n=27A115046