id:A013155 - OEIS Search Results

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exp(arctanh(x)+log(x+1))=1+2*x+3/2!*x^2+6/3!*x^3+21/4!*x^4+90/5!*x^5...

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1, 2, 3, 6, 21, 90, 495, 3150, 23625, 198450, 1885275, 19646550, 225935325, 2809456650, 37927664775, 547844046750, 8491582724625, 139700231921250, 2444754058621875, 45123174910563750, 879901910755993125 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`a(2n+1) = 2 * A079484(n+1).` `Sequence in context: A127294 A012924 A024485 this_sequence A007501 A015773 A015768` `Adjacent sequences: A013152 A013153 A013154 this_sequence A013156 A013157 A013158`
	KEYWORD	`nonn`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.

AT&T Labs Research