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A013231
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Expansion of e.g.f.: cosh(log(x+1)-arcsin(x))=1+3/4!*x^4-10/5!*x^5+100/6!*x^6-525/7!*x^7...
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0
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1, 0, 0, 0, 3, -10, 100, -525, 5565, -40500, 490950, -4581775, 63536275, -723857550, 11365224000, -152882218125, 2687668517625, -41677719265000, 812130983706250, -14259432279850875, 305288364810999375
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OFFSET
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0,5
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LINKS
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Table of n, a(n) for n=0..20.
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MATHEMATICA
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With[{nn=20}, CoefficientList[Series[Cosh[Log[x+1]-ArcSin[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jan 09 2017 *)
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CROSSREFS
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Sequence in context: A065924 A013233 A013226 * A013232 A013269 A013262
Adjacent sequences: A013228 A013229 A013230 * A013232 A013233 A013234
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KEYWORD
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sign
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AUTHOR
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Patrick Demichel (patrick.demichel(AT)hp.com)
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EXTENSIONS
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Definition clarified by Harvey P. Dale, Jan 09 2017
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STATUS
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approved
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