id:A024242 - OEIS Search Results

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Expansion of tanh(sin(x))*tan(x)/2.

+0
1

0, 1, -2, 99, -2244, 182917, -13166918, 1774050663, -260505887880, 54800178181129, -13318656715497866, 4113991096987284843, -1477277623649109678924, 635278235733490892072077, -314450515401786039971942606 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Tanh[ Sin[ x ] ]Tan[ x ]/2 ( Even Part *)`
	CROSSREFS	`A009796.` `Adjacent sequences: A024239 A024240 A024241 this_sequence A024243 A024244 A024245` `Sequence in context: A036901 A053997 A024241 this_sequence A092699 A121975 A102188`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended with signs 03/97.`

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.

AT&T Labs Research