A147852 - OEIS

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A147852

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

0, 1, 2, 3, 6, 10, 18, 32, 54, 94, 158, 262, 430, 682, 1054, 1554, 2126, 2554, 2158, -710, -9874, -33782, -90322, -216694, -488530, -1057206, -2221906, -4566678, -9220498, -18345462, -36046738, -70057814, -134836562, -257215734

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..33.

MATHEMATICA

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]

CROSSREFS

Sequence in context: A066000 A011957 A019436 * A061279 A018073 A357451

Adjacent sequences: A147849 A147850 A147851 * A147853 A147854 A147855

KEYWORD

sign,easy,less

AUTHOR

Roger L. Bagula, Nov 15 2008

EXTENSIONS

Better name from Colin Barker, Dec 26 2012

STATUS

approved