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A260341 A002107 with the zero terms omitted. 0
1, -2, -1, 2, 1, 2, -2, -2, -2, 1, 2, 3, -2, 2, -2, -2, -2, -1, 2, 2, -2, 2, 1, 2, 2, -2, -2, 2, -2, -4, 1, -2, 2, 2, 2, 1, -2, 2, 2, -2, -2, -2, 2, -4, -2, -1, 2, 2, -2 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..48.

J. W. L. Glaisher, On the square of Euler's series, Proc. London Math. Soc., 21 (1889), 182-194. See Table I.

CROSSREFS

Cf. A002107.

Sequence in context: A298642 A243404 A219181 * A109969 A085035 A198333

Adjacent sequences:  A260338 A260339 A260340 * A260342 A260343 A260344

KEYWORD

sign

AUTHOR

N. J. A. Sloane, Jul 30 2015

STATUS

approved

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Last modified May 27 21:12 EDT 2020. Contains 334671 sequences. (Running on oeis4.)