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A095015 Number of 6k+1 primes (A002476) in range ]2^n,2^(n+1)]. 2
0, 1, 1, 2, 3, 7, 11, 20, 37, 69, 126, 228, 434, 806, 1514, 2845, 5361, 10212, 19308, 36747, 70135, 134065, 256824, 492871, 946880, 1822913, 3513737, 6780428, 13103565, 25348226, 49090715, 95167496, 184660541 (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)-A095016(n) (apart the initial term).

Sequence in context: A245738 A133044 A014529 * A024367 A232432 A037078

Adjacent sequences:  A095012 A095013 A095014 * A095016 A095017 A095018

KEYWORD

nonn

AUTHOR

Antti Karttunen and Labos Elemer, Jun 01 2004

STATUS

approved

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Last modified December 21 12:18 EST 2014. Contains 252320 sequences.