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A165608 Numbers 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. 4
11, 27, 35, 59, 63, 75, 83, 103, 131, 135, 171, 175, 243, 251, 279, 295, 299, 319, 343, 351, 363, 371, 375, 395, 415, 419, 495, 539, 563, 567, 575, 607, 635, 659, 675, 703, 711, 731, 735, 755, 783, 867, 875, 895, 899, 903, 927, 943, 971, 999, 1063, 1067 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Setwise difference of A095100 and A165469.

LINKS

Table of n, a(n) for n=1..52.

CROSSREFS

a(n) = A004767(A165607(n)). Subset of A095100. A165977 gives the primes only. Cf. A165603.

Sequence in context: A156373 A029492 A185451 * A152574 A035701 A106839

Adjacent sequences:  A165605 A165606 A165607 * A165609 A165610 A165611

KEYWORD

nonn

AUTHOR

Antti Karttunen, Oct 06 2009

EXTENSIONS

Definition edited by Jonathan Sondow, Sep 27 2011

STATUS

approved

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Last modified April 14 10:57 EDT 2021. Contains 342949 sequences. (Running on oeis4.)