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A362798
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E.g.f. satisfies A(x) = 1/(1-x)^(A(x)^(x^2)).
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3
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1, 1, 2, 6, 48, 360, 2820, 31500, 393568, 5111568, 78491520, 1345893120, 24286008384, 483716087712, 10526811186528, 241867328844960, 5957816820215040, 157412355684364800, 4380674530640290560, 128826276098289179904, 4010282529115722232320
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OFFSET
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0,3
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LINKS
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FORMULA
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E.g.f.: exp( -LambertW(x^2 * log(1-x)) / x^2 ) = 1/(1-x)^exp( -LambertW(x^2 * log(1-x)) ).
E.g.f.: Sum_{k>=0} (k*x^2 + 1)^(k-1) * (-log(1-x))^k / k!.
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PROG
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(PARI) my(N=30, x='x+O('x^N)); Vec(serlaplace(1/(1-x)^exp(-lambertw(x^2*log(1-x)))))
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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