id:A105225 - OEIS Search Results

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a(n+3) = 2a(n+2) - 3a(n+1) + 2a(n); a(0) = 1, a(1) = -1, a(2) = -2.

+0
2

1, -1, -2, 1, 6, 5, -6, -15, -2, 29, 34, -23, -90, -43, 138, 225, -50, -499, -398, 601, 1398, 197, -2598, -2991, 2206, 8189, 3778, -12599, -20154, 5045, 45354, 35265, -55442, -125971, -15086, 236857, 267030, -206683, -740742, -327375, 1154110, 1808861, -499358, -4117079, -3118362, 5115797 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n) - a(n+1) = A002249(n)`
	PROGRAM	`Floretion Algebra Multiplication Program, FAMP Code: 2tesseq[.5'j + .5'k + .5j' + .5k' + .5'ii' + .5e]`
	CROSSREFS	`Cf. A002249, A014551.` `Equals (A002249(n+1) + 1)/2.` `Equals (1/2) (A002249(n+1) + 1).` `Sequence in context: A090665 A021826 A159927 this_sequence A011018 A156993 A030770` `Adjacent sequences: A105222 A105223 A105224 this_sequence A105226 A105227 A105228`
	KEYWORD	`sign`
	AUTHOR	`Creighton Dement (creighton.k.dement(AT)uni-oldenburg.de), Apr 14 2005`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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