E.g.f.: (1/x) * Series_Reversion( -x + 2*x*exp(-x) ).

A258872

E.g.f.: (1/x) * Series_Reversion( -x + 2*x*exp(-x) ).

Terms

    a(0) =1a(1) =2a(2) =14a(3) =182a(4) =3526a(5) =91422a(6) =2978910a(7) =117081974a(8) =5393393078a(9) =285072735950

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