id:A009150 - OEIS Search Results

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Expansion of cosh(sin(x)^2).

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1, 0, 12, -240, 5712, -266880, 18566592, -1488963840, 141287377152, -16736203345920, 2412897423240192, -402658140395089920, 76287123858146906112, -16430034737688309104640 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Cosh[ Sin[ x ]^2 ] (* Even Part *)`
	CROSSREFS	`Sequence in context: A119837 A012538 A006588 this_sequence A009080 A002166 A034910` `Adjacent sequences: A009147 A009148 A009149 this_sequence A009151 A009152 A009153`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research