1275141domain: NAppears in sequencesDefine b by b(1) = 1 and for n>1, b(n) = b(n-1)+1/(1+1/b(n-1)); sequence gives numerator of b(n).at n=4A079269Expansion of g.f. A(x) satisfying A(x)^3 + x^4/A(x)^3 = A(x^3) + x^4/A(x^3) - 3*x^2.at n=12A370446