G.f. A(x) satisfies A(x) = 1 / (1 - x*A(x) / (1+x))^5.

A371540

G.f. A(x) satisfies A(x) = 1 / (1 - x*A(x) / (1+x))^5.

Terms

    a(0) =1a(1) =5a(2) =35a(3) =310a(4) =3055a(5) =32151a(6) =353755a(7) =4019825a(8) =46808750a(9) =555621400a(10) =6698027100a(11) =81779512155

External references