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Expansion of -x*(x+1)*(x^3+x^2+x-1) /(2*x^6+4*x^4-x^2-2*x+1).
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%I #11 Apr 06 2018 11:50:19

%S 0,1,2,3,6,10,18,32,54,94,158,262,430,682,1054,1554,2126,2554,2158,

%T -710,-9874,-33782,-90322,-216694,-488530,-1057206,-2221906,-4566678,

%U -9220498,-18345462,-36046738,-70057814,-134836562,-257215734

%N Expansion of -x*(x+1)*(x^3+x^2+x-1) /(2*x^6+4*x^4-x^2-2*x+1).

%t CoefficientList[Series[-x*(x + 1)*(x^3 + x^2 + x - 1)/(2*x^6 + 4*x^4 - x^2 - 2*x + 1), {x, 0, 100}], x]

%K sign,easy,less

%O 0,3

%A _Roger L. Bagula_, Nov 15 2008

%E Better name from _Colin Barker_, Dec 26 2012