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A007351
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Where prime race 4m-1 vs. 4m+1 is tied.
(Formerly M1507)
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14
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2, 5, 17, 41, 461, 26833, 26849, 26863, 26881, 26893, 26921, 616769, 616793, 616829, 616843, 616871, 617027, 617257, 617363, 617387, 617411, 617447, 617467, 617473, 617509, 617531, 617579, 617681, 617707, 617719, 618437, 618521, 618593, 618637
(list;
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refs;
listen;
history;
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OFFSET
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1,1
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COMMENTS
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n such that the number of primes <= n of the form 4m-1 is equal to the number of primes <= n of the form 4m+1.
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REFERENCES
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A. Granville and G. Martin, Prime number races, Amer. Math. Monthly, 113 (No. 1, 2006), 1-33.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..1000
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CROSSREFS
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Cf. A007350, A038691.
Cf. A156749 Sequence showing Chebyshev bias in prime races (mod 4). [From Daniel Forgues, Mar 26 2009]
Sequence in context: A118500 A080898 A013918 * A076076 A136194 A056304
Adjacent sequences: A007348 A007349 A007350 * A007352 A007353 A007354
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane, Mira Bernstein, Robert G. Wilson v
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EXTENSIONS
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Corrected and extended by Enoch Haga, Feb 24 2004
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STATUS
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approved
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