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A012383
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arctanh(tan(x)*arcsin(x))=2/2!*x^2+12/4!*x^4+430/6!*x^6+26040/8!*x^8...
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2, 12, 430, 26040, 2903098, 482065540, 114403718182, 36427784932336, 15033693897929202, 7796959901543040892, 4965936966951067746846, 3810003526358223726689960, 3466033186882425920541836586
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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MATHEMATICA
| With[{nn=30}, Take[Rest[CoefficientList[Series[ArcTanh[Tan[x] ArcSin[ x]], {x, 0, nn}], x]Range[0, nn]!], {2, -1, 2}]] (* From Harvey P. Dale, Nov 01 2011 *)
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CROSSREFS
| Sequence in context: A072446 A015181 A012378 * A012751 A012428 A012786
Adjacent sequences: A012380 A012381 A012382 * A012384 A012385 A012386
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KEYWORD
| nonn
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AUTHOR
| Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)
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