id:A009351 - OEIS Search Results

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Expansion of ln(1+sinh(x))*cos(x).

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0, 1, -1, 0, -4, 20, -121, 896, -7344, 68304, -711721, 8200192, -103603204, 1424807488, -21191898001, 339004274688, -5804468899584, 105924311382272, -2052443682726961, 42085719065821184, -910506730330968484 (list; graph; listen)

	OFFSET	`0,5`
	MATHEMATICA	`Log[ 1+Sinh[ x ] ]*Cos[ x ]`
	CROSSREFS	`Sequence in context: A001715 A020028 A020118 this_sequence A121553 A067116 A067121` `Adjacent sequences: A009348 A009349 A009350 this_sequence A009352 A009353 A009354`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research