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A147593 Expansion of 1/(1 - x + x^3 - 3*x^4 + x^5 - x^7 + x^8). 0
1, 1, 1, 0, 2, 3, 5, 3, 6, 8, 16, 16, 24, 28, 50, 61, 91, 109, 170, 220, 327, 415, 607, 800, 1164, 1536, 2192, 2928, 4172, 5616, 7921, 10705, 15049, 20460, 28638, 39027, 54453, 74451, 103662, 141996, 197288, 270704, 375632, 516096, 715258, 983661, 1362091 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..46.

Index to sequences with linear recurrences with constant coefficients, signature (1,0,-1,3,-1,0,1,-1).

FORMULA

G.f.: 1/((x^4-x^3-1)*(x^4+x-1)). [Colin Barker, Nov 04 2012]

MATHEMATICA

f[x_] = x^4 - x^3 - 1; g[x] = ExpandAll[ -f[x]*x^4*f[1/x]]; a = Table[SeriesCoefficient[Series[1/g[x], {x, 0, 50}], n], {n, 0, 50}]

CROSSREFS

Sequence in context: A185191 A103781 A095244 * A108396 A239476 A117367

Adjacent sequences:  A147590 A147591 A147592 * A147594 A147595 A147596

KEYWORD

nonn,easy

AUTHOR

Roger L. Bagula, Nov 08 2008

EXTENSIONS

Edited by Joerg Arndt and Colin Barker, Nov 04 2012.

STATUS

approved

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Last modified October 25 22:07 EDT 2014. Contains 248558 sequences.