A012932 - OEIS

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A012932

arctanh(tan(x)+log(x+1))=2*x-1/2!*x^2+20/3!*x^3-54/4!*x^4+1188/5!*x^5...

2, -1, 20, -54, 1188, -7590, 181632, -2019080, 53249472, -874603440, 25606617472, -562552304160, 18326040005024, -504598523011856, 18267771678474112, -603047158364227200, 24178616400492978432 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	CROSSREFS	`Sequence in context: A185169 A012927 A013158 * A013163 A191719 A009768` `Adjacent sequences: A012929 A012930 A012931 * A012933 A012934 A012935`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified February 14 10:24 EST 2012. Contains 205614 sequences.