50107domain: NAppears in sequencesE.g.f. A(x) satisfies differential equation A'''(x)=A(x)+1/2*A(x)^2, A(0)=0, A'(0)=1, A''(0)=1, A'''(0)=1.at n=14A200542Expansion of -(sqrt(x^2-6*x+1)+3*x-1)/((7*x-1)*sqrt(x^2-6*x+1)+x^2-6*x+1)/x.at n=6A271197