G.f. A(x) satisfies: 1 = Sum_{n>=0} (-x)^n * (A(x)^n + (-1)^n)^n.

A325574

G.f. A(x) satisfies: 1 = Sum_{n>=0} (-x)^n * (A(x)^n + (-1)^n)^n.

Terms

    a(0) =1a(1) =4a(2) =32a(3) =400a(4) =6016a(5) =99968a(6) =1779456a(7) =33343488a(8) =650141696a(9) =13084840960a(10) =270257033216

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