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A077950 Expansion of 1/(1-x+2*x^3). 2
1, 1, 1, -1, -3, -5, -3, 3, 13, 19, 13, -13, -51, -77, -51, 51, 205, 307, 205, -205, -819, -1229, -819, 819, 3277, 4915, 3277, -3277, -13107, -19661, -13107, 13107, 52429, 78643, 52429, -52429, -209715, -314573, -209715, 209715, 838861, 1258291, 838861, -838861, -3355443, -5033165, -3355443 (list; graph; refs; listen; history; internal format)
OFFSET

0,5

COMMENTS

Essentially the same as A077973.

CROSSREFS

Sequence in context: A133773 A077934 * A077973 A175999 A010703 A107489

Adjacent sequences:  A077947 A077948 A077949 * A077951 A077952 A077953

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 17 2002, Jun 17 2007

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Last modified February 16 12:12 EST 2012. Contains 205908 sequences.