Expansion of e.g.f. (1-x)/(1-2*x-2*x^2+2*x^3).

A052575

Expansion of e.g.f. (1-x)/(1-2*x-2*x^2+2*x^3).

Terms

    a(0) =1a(1) =1a(2) =8a(3) =48a(4) =528a(5) =6240a(6) =95040a(7) =1632960a(8) =32578560a(9) =725760000a(10) =18027878400a(11) =491774976000

External references