E.g.f. A(x) satisfies: d/dx A(x) = 1 + (1/(1 + x)) * A(x/(1 + x)).

A331661

E.g.f. A(x) satisfies: d/dx A(x) = 1 + (1/(1 + x)) * A(x/(1 + x)).

Terms

    a(0) =1a(1) =1a(2) =-3a(3) =6a(4) =30a(5) =-720a(6) =9180a(7) =-79020a(8) =-283500a(9) =41886720a(10) =-1580008680a(11) =44344341000a(12) =-851982076440

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