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A110063
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Expansion of -(3 - x + 2*x^2) / (1 - x^3 + x^4).
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4
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-3, 1, -2, -3, 4, -3, -1, 7, -7, 2, 8, -14, 9, 6, -22, 23, -3, -28, 45, -26, -25, 73, -71, 1, 98, -144, 72, 97, -242, 216, 25, -339, 458, -191, -364, 797, -649, -173, 1161, -1446, 476, 1334, -2607, 1922, 858, -3941, 4529, -1064, -4799, 8470, -5593, -3735, 13269, -14063, 1858, 17004, -27332, 15921, 15146, -44336
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OFFSET
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0,1
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COMMENTS
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One of several sequences which appear to "spiral outwards" when plotted against each other (see A110061-64).
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LINKS
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FORMULA
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MAPLE
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seriestolist(series(-(3-x+2*x^2)/(1-x^3+x^4), x=0, 60)); -or- Floretion Algebra Multiplication Program, FAMP Code: 4jbaseseq[A*B] with A = + .5'i + .5'j + .5'k + .5e and B = - .5'i - .25'j + .25'k - .5i' - .25j' + .25k' - .5'ii' - .25'ij' - .25'ik' - .25'ji' - .25'ki' - .5e
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PROG
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(PARI) Vec(-(3 - x + 2*x^2) / (1 - x^3 + x^4) + O(x^45)) \\ Colin Barker, May 11 2019
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CROSSREFS
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KEYWORD
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easy,sign
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AUTHOR
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STATUS
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approved
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