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A078032 Expansion of (1-x)/(1+x^2+x^3). 0
1, -1, -1, 0, 2, 1, -2, -3, 1, 5, 2, -6, -7, 4, 13, 3, -17, -16, 14, 33, 2, -47, -35, 45, 82, -10, -127, -72, 137, 199, -65, -336, -134, 401, 470, -267, -871, -203, 1138, 1074, -935, -2212, -139, 3147, 2351, -3008, -5498, 657, 8506, 4841, -9163, -13347, 4322, 22510, 9025, -26832, -31535, 17807, 58367 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..58.

Index entries for linear recurrences with constant coefficients, signature (0, -1, -1).

FORMULA

a(0)=1, a(1)=-1, a(2)=-1, a(n)=-a(n-2)-a(n-3). - Harvey P. Dale, Sep 14 2012

MATHEMATICA

CoefficientList[Series[(1-x)/(1+x^2+x^3), {x, 0, 60}], x] (* or *) LinearRecurrence[{0, -1, -1}, {1, -1, -1}, 60] (* Harvey P. Dale, Sep 14 2012 *)

CROSSREFS

Sequence in context: A224653 A101391 A117704 * A162453 A008313 A232177

Adjacent sequences:  A078029 A078030 A078031 * A078033 A078034 A078035

KEYWORD

sign

AUTHOR

N. J. A. Sloane, Nov 17 2002

STATUS

approved

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Last modified October 24 01:20 EDT 2018. Contains 316541 sequences. (Running on oeis4.)