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A155980 First differences of A135351. 2
2, -2, 3, -1, 5, 3, 13, 19, 45, 83, 173, 339, 685, 1363, 2733 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..14.

CROSSREFS

Sequence in context: A088177 A028507 A096226 * A215222 A219865 A016539

Adjacent sequences:  A155977 A155978 A155979 * A155981 A155982 A155983

KEYWORD

sign

AUTHOR

Paul Curtz, Feb 01 2009

STATUS

approved

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Last modified November 15 11:35 EST 2018. Contains 317238 sequences. (Running on oeis4.)