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A009534
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Expansion of sin(x)*cos(sinh(x)).
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0
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1, -4, -4, 104, 1360, -1024, -494272, -13790848, -68726528, 15167771648, 993154165760, 28626523621376, -1093475947065344, -226570569999351808, -17689046976830488576, -517441925077565734912, 83539213519199718670336
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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With[{nn=40}, Take[CoefficientList[Series[Sin[x]*Cos[Sinh[x]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, Jan 15 2020 *)
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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