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A009533
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Expansion of sin(x)*cos(sin(x)).
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0
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1, -4, 36, -456, 7888, -184064, 5444544, -195982208, 8441139456, -428299217920, 25165446157312, -1689266143553536, 128288107134734336, -10929673010970984448, 1036413415736768512000, -108631436505463474716672
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history;
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internal format)
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OFFSET
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0,2
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LINKS
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Table of n, a(n) for n=0..15.
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MATHEMATICA
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With[{nn=40}, Take[CoefficientList[Series[Sin[x]*Cos[Sin[x]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, Apr 18 2021 *)
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CROSSREFS
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Sequence in context: A321963 A307903 A213596 * A135906 A197446 A291313
Adjacent sequences: A009530 A009531 A009532 * A009534 A009535 A009536
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KEYWORD
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sign
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AUTHOR
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R. H. Hardin
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EXTENSIONS
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Extended with signs by Olivier Gérard, Mar 15 1997
Prior Mathematica program replaced by Harvey P. Dale, Apr 18 2021
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STATUS
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approved
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