A105077 - OEIS

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A105077

G.f. -(x^3+5x+5)/((x^2-x+1)*(x+1)^2).

-5, 0, 0, 4, 1, -1, -3, -2, 2, 2, 3, -3, -1, -4, 4, 0, 5, -5, 1, -6, 6, -2, 7, -7, 3, -8, 8, -4, 9, -9, 5, -10, 10, -6, 11, -11, 7, -12, 12, -8, 13, -13, 9, -14, 14, -10, 15, -15, 11, -16, 16, -12, 17, -17, 13, -18, 18, -14, 19, -19, 15, -20, 20, -16, 21, -21, 17, -22, 22, -18, 23, -23, 19, -24, 24, -20, 25, -25, 21 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	COMMENTS	`Pattern is clear upon comparing adjacent terms of the form (n, -n).`
	LINKS	`Table of n, a(n) for n=0..78.` `Index entries for linear recurrences with constant coefficients, signature (-1,0,-1,-1).`
	PROG	`Floretion Algebra Multiplication Program, FAMP Code: 1vesseq[ + .25'i + .5'j + .5'k + .25i' - .5j' + .5k' + .25'ii' + .25'jj' + .25'kk' + .5'ij' + .5'ik' + .5'ji' + .25'jk' + .5'ki' + .25'kj' + .25e ]`
	CROSSREFS	`Sequence in context: A099224 A136598 A193524 * A073231 A099223 A233427` `Adjacent sequences: A105074 A105075 A105076 * A105078 A105079 A105080`
	KEYWORD	`sign,easy`
	AUTHOR	`Creighton Dement, Apr 06 2005`
	EXTENSIONS	`Signs in the generating function corrected by R. J. Mathar, Aug 28 2010`
	STATUS	`approved`

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Last modified August 18 14:27 EDT 2017. Contains 290720 sequences.