E.g.f.: exp(1-(-2+3*(1-3*x)^(1/3))^(1/3)).

A090136

E.g.f.: exp(1-(-2+3*(1-3*x)^(1/3))^(1/3)).

Terms

    a(0) =1a(1) =5a(2) =45a(3) =585a(4) =9961a(5) =210061a(6) =5289845a(7) =155026705a(8) =5186652945a(9) =195165726101

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