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 A165574 Legendre symbol (n,263). 4
 0, 1, 1, 1, 1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, -1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, 1, -1, 1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, -1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS 263 is the 12th Safe prime, A005385(12). LINKS A. Karttunen, Table of n, a(n) for n = 0..263 MATHEMATICA JacobiSymbol[Range[0, 90], 263] (* Harvey P. Dale, Oct 04 2020 *) CROSSREFS Partial sums: A165576. Sequence in context: A165481 A165573 A057428 * A165581 A165586 A134824 Adjacent sequences: A165571 A165572 A165573 * A165575 A165576 A165577 KEYWORD sign,mult AUTHOR Antti Karttunen, Sep 22 2009 STATUS approved

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Last modified December 11 13:16 EST 2023. Contains 367727 sequences. (Running on oeis4.)