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Search: id:A078043
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A078043 Expansion of (1-x)/(1+x-x^2+2*x^3). +0
3
1, -2, 3, -7, 14, -27, 55, -110, 219, -439, 878, -1755, 3511, -7022, 14043, -28087, 56174, -112347, 224695, -449390, 898779, -1797559, 3595118, -7190235, 14380471, -28760942, 57521883, -115043767, 230087534, -460175067, 920350135, -1840700270, 3681400539, -7362801079 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A054194 A138651 A131300 this_sequence A131666 A135258 A034065

Adjacent sequences: A078040 A078041 A078042 this_sequence A078044 A078045 A078046

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 17 2002

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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