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A013024
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sech(sinh(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3+53/4!*x^4-310/5!*x^5...
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0
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1, 0, -4, 6, 53, -310, -1084, 21777, -16167, -2030292, 13363866, 218310675, -3848323263, -17777649162, 1083429365196, -4100141609445, -313461156294543, 4496165231894296, 83761047906347382
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OFFSET
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0,3
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LINKS
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MATHEMATICA
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With[{nn=20}, CoefficientList[Series[Sech[Sinh[x]+Log[x+1]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Mar 27 2013 *)
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CROSSREFS
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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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STATUS
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approved
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