id:A024253 - OEIS Search Results

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Expansion of sin(sin(x)).x/2.

+0
2

0, 1, -4, 36, -512, 9360, -225600, 6935488, -258670592, 11453942016, -595273139200, 35778886145024, -2452254890065920, 189732604997505024, -16441271556334370816, 1583926386391039918080, -168491094250200804360192 (list; graph; listen)

	OFFSET	`0,3`
	MATHEMATICA	`Sin[ Sin[ x ] ]x/2 ( Even Part *)`
	CROSSREFS	`A009478.` `Sequence in context: A094417 A138435 A008546 this_sequence A052746 A145084 A098629` `Adjacent sequences: A024250 A024251 A024252 this_sequence A024254 A024255 A024256`
	KEYWORD	`sign`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs 03/97.`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research