E.g.f. A(x) satisfies: (A(x)^2 - 4*x)^3 = (2 - A(x)^3)^2.

A249786

E.g.f. A(x) satisfies: (A(x)^2 - 4*x)^3 = (2 - A(x)^3)^2.

Terms

    a(0) =1a(1) =1a(2) =-2a(3) =6a(4) =-48a(5) =360a(6) =-4800a(7) =58800a(8) =-1088640a(9) =18627840a(10) =-440294400a(11) =9699782400a(12) =-278672486400

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