Expansion of e.g.f.: exp((-1)^k/k*LambertW(-x)^k)/(k-1)!, k=3.

A060917

Expansion of e.g.f.: exp((-1)^k/k*LambertW(-x)^k)/(k-1)!, k=3.

Terms

    a(0) =1a(1) =12a(2) =150a(3) =2180a(4) =36855a(5) =715008a(6) =15697948a(7) =385300800a(8) =10463945085a(9) =311697869120

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