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A013308
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Numerator of [x^n] of the Taylor series arccosh(exp(x)-arctan(x))= x+x^2/2 -x^3/8 -17*x^4/80 +109*x^5/1920 +299*x^6/2304 -813*x^7/25600 -...
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0
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1, 1, -1, -17, 109, 299, -813, -373177, 9417917, 133861013, -796664399, -229876317317, 593496669853, 693397771163639, -8404224858061139, -282791345633671703, 1818027079738117517, 978930433926331599667
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OFFSET
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1,4
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LINKS
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CROSSREFS
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KEYWORD
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sign,frac
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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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Values replaced by numerators. - R. J. Mathar, Dec 22 2011
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STATUS
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approved
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