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A165977 Primes of the form 4n+3 for which Sum_{i=1..u} J(i,4n+3) is never negative for any u in range [1,2n+1], but obtains at least one value zero, where J(i,m) is the Jacobi symbol. 3
11, 59, 83, 103, 131, 251, 419, 563, 607, 659, 971, 1063, 1091, 1103, 1427, 1447, 1811, 1931, 1979, 2287, 2383, 2411, 2543, 2939, 3251, 3299, 3659, 3779, 3967, 4091, 4259, 4931, 5099, 5171, 5407, 5783, 5939, 6247, 6299, 6607, 6779, 6899 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Setwise difference of A095102 and A165580.

LINKS

Table of n, a(n) for n=1..42.

CROSSREFS

Subset of A165608.

Sequence in context: A257364 A141302 A139872 * A214151 A273618 A168539

Adjacent sequences:  A165974 A165975 A165976 * A165978 A165979 A165980

KEYWORD

nonn

AUTHOR

Antti Karttunen, Oct 06 2009

EXTENSIONS

Definition edited by Jonathan Sondow, Sep 26 2011

STATUS

approved

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Last modified March 6 04:14 EST 2021. Contains 341841 sequences. (Running on oeis4.)