id:A091019 - OEIS Search Results

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Denominators of the Taylor series of ArcCosh[z]/Sqrt[2(x-1)] about 1.

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1, 12, 160, 896, 18432, 90112, 851968, 1310720, 142606336, 637534208, 5637144576, 24696061952, 429496729600, 1855425871872, 15942918602752, 68169720922112, 1548112371908608, 3940649673949184, 166633186212708352 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Numerators are A055786.`
	LINKS	`Eric Weisstein's World of Mathematics, Inverse Hyperbolic Cosecant`
	EXAMPLE	`ArcCosh[z] = 1 + (1 - z)/12 + (3(-1 + z)^2)/160 - (5(-1 + z)^3)/896 + (35(-1 + z)^4)/18432 - (63(-1 + z)^5)/90112 + ...`
	CROSSREFS	`Cf. A055786.` `Adjacent sequences: A091016 A091017 A091018 this_sequence A091020 A091021 A091022` `Sequence in context: A003130 A015000 A112719 this_sequence A098400 A019578 A048609`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Dec 13, 2003`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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