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A105077
Expansion of g.f. -(x^3+5x+5)/((x^2-x+1)*(x+1)^2).
0
-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
OFFSET
0,1
COMMENTS
Pattern is clear upon comparing adjacent terms of the form (n, -n).
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: A136598 A193524 A300237 * A073231 A099223 A233427
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