id:A056919 - OEIS Search Results

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Numerators of continued fraction for left factorial.

+0
1

0, 1, 1, 0, -2, -2, 4, 10, -6, -46, -16, 214, 310, -974, -3144, 3674, 28826, -566, -260000, -254906, 2345094, 4894154, -20901880, -74737574, 176084986, 1072935874, -1216168944, -15164335306, 1862029910, 214162724194, 186232275544, -3026208587366, -6005924996070, 42413412401786 (list; graph; listen)

	OFFSET	`0,5`
	FORMULA	`a[0]=0; a[1]=1; a[n]=a[n-1] - [n\2]*a[n-2]`
	CROSSREFS	`Sequence in context: A121623 A059473 A162508 this_sequence A052175 A102623 A002082` `Adjacent sequences: A056916 A056917 A056918 this_sequence A056920 A056921 A056922`
	KEYWORD	`sign,frac,easy`
	AUTHOR	`Aleksandar Petojevic (apetoje(AT)ptt.yu), Sep 05 2000`
	EXTENSIONS	`More terms from James A. Sellers (sellersj(AT)math.psu.edu), Sep 06 2000`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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