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A095009 Number of 8k+1 primes (A007519) in range ]2^n,2^(n+1)]. 3
0, 0, 0, 1, 1, 4, 4, 10, 18, 31, 64, 115, 216, 398, 752, 1413, 2692, 5092, 9642, 18355, 35089, 66907, 128431, 246479, 473201, 911650, 1756523, 3390156, 6551387, 12673576, 24545135, 47583812, 92329094 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,6

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) = A095013(n)-A095012(n) = A095007(n)-A095011(n). Cf. A091126.

Sequence in context: A050339 A087288 A185779 * A178820 A284784 A219803

Adjacent sequences:  A095006 A095007 A095008 * A095010 A095011 A095012

KEYWORD

nonn

AUTHOR

Antti Karttunen and Labos Elemer, Jun 01 2004

STATUS

approved

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Last modified January 23 10:36 EST 2020. Contains 331171 sequences. (Running on oeis4.)