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A060042
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G.f.: V(x)^(1/4), where V(x) = Sum_{n >= 0} A065409(n)*x^n.
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2
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1, 2, 30, 420, 5766, 79356, 1105868, 15656200, 225102726, 3280346476, 48334394756, 718513364856, 10756854024476, 161965917024856, 2450288410421976, 37217243114489616, 567231522298906566, 8671114430550556236, 132902927261011018836, 2041798846285571043096
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) ~ 2^(4*n + 1/4) / (Gamma(1/4) * Pi^(1/4) * n^(3/4)). - Vaclav Kotesovec, Sep 26 2019
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MATHEMATICA
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CoefficientList[Series[(HypergeometricPFQ[{-1/2, 1/2}, {1}, 32*x - 256*x^2]/(1 - 16*x))^(1/4), {x, 0, 20}], x] (* Vaclav Kotesovec, Sep 26 2019 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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