-17116domain: ZAppears in sequencesExpansion of g.f.: sqrt(1+6*x+x^2).at n=8A109771Expansion of e.g.f. (1/6!)*sin^6(x)/cos(x) (coefficients of even powers only).at n=6A278195Expansion of 1 + x*(1-x)/(1 + x^2*(1-x^2)/(1 + x^3*(1-x^3)/(1 + x^4*(1-x^4)/(1 + x^5*(1-x^5)/(1 + ...))))), a continued fraction.at n=49A291193