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A095015 Number of 6k+1 primes (A002476) in range ]2^n,2^(n+1)]. +0
3
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; listen)
OFFSET

1,4

LINKS

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).

Adjacent sequences: A095012 A095013 A095014 this_sequence A095016 A095017 A095018

Sequence in context: A139630 A133044 A014529 this_sequence A024367 A037078 A034431

KEYWORD

nonn

AUTHOR

Antti Karttunen (his-firstname.his-surname(AT)iki.fi) and Labos E. (labos(AT)ana.sote.hu), Jun 01 2004

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Last modified October 13 09:05 EDT 2008. Contains 145008 sequences.


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