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A362794 E.g.f. satisfies A(x) = (1+x)^(A(x)^x). 3

%I #18 May 04 2023 09:53:40

%S 1,1,0,6,0,170,-120,12446,-35336,1832400,-12172320,469680552,

%T -5524990416,189586178184,-3321122831208,111608536026360,

%U -2599887499382400,90253048158627072,-2595580675897337856,95720854442948910720,-3237436187047116892800

%N E.g.f. satisfies A(x) = (1+x)^(A(x)^x).

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/LambertW-Function.html">Lambert W-Function</a>.

%F E.g.f.: exp( -LambertW(-x * log(1+x)) / x ) = (1+x)^exp( -LambertW(-x * log(1+x)) ).

%F E.g.f.: Sum_{k>=0} (k*x + 1)^(k-1) * (log(1+x))^k / k!.

%o (PARI) my(N=30, x='x+O('x^N)); Vec(serlaplace((1+x)^exp(-lambertw(-x*log(1+x)))))

%Y Cf. A033917, A362795.

%Y Cf. A362796, A362799.

%Y Cf. A349504, A349505.

%K sign

%O 0,4

%A _Seiichi Manyama_, May 04 2023

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Last modified June 28 14:29 EDT 2024. Contains 373797 sequences. (Running on oeis4.)