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A057744 Expansion of (1-2*x^3)/(1-2*x-x^3+2*x^4). 0
1, 2, 4, 7, 14, 28, 55, 110, 220, 439, 878, 1756, 3511, 7022, 14044, 28087, 56174, 112348, 224695, 449390, 898780, 1797559, 3595118, 7190236, 14380471, 28760942, 57521884, 115043767, 230087534, 460175068, 920350135, 1840700270, 3681400540 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..32.

CROSSREFS

Sequence in context: A161713 A018330 A068060 * A210210 A113405 A119340

Adjacent sequences:  A057741 A057742 A057743 * A057745 A057746 A057747

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 30 2000

STATUS

approved

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Last modified May 23 15:50 EDT 2013. Contains 225610 sequences.