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A095013 Number of 8k+-1 primes (A001132) in range [2^n,2^(n+1)]. 4
0, 1, 0, 3, 2, 8, 10, 22, 35, 67, 126, 233, 438, 793, 1525, 2825, 5391, 10192, 19332, 36739, 70163, 133983, 256877, 492962, 946938, 1822776, 3513544, 6780795, 13102754, 25349101, 49090527, 95168113, 184659769 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..33.

A. Karttunen and J. Moyer, C-program for computing the initial terms of this sequence

Index entries for sequences related to occurrences of various subsets of primes in range ]2^n,2^(n+1)]

CROSSREFS

a(n) = A036378(n)-A095014(n) = A095009(n)+A095012(n).

Sequence in context: A060921 A163356 A209360 * A094188 A088551 A301903

Adjacent sequences:  A095010 A095011 A095012 * A095014 A095015 A095016

KEYWORD

nonn

AUTHOR

Antti Karttunen and Labos Elemer, Jun 01 2004

STATUS

approved

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Last modified June 16 10:03 EDT 2019. Contains 324152 sequences. (Running on oeis4.)