login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A095016 Number of 6k+5 primes (A007528) in range ]2^n,2^(n+1)]. 3
0, 1, 1, 3, 4, 6, 12, 23, 38, 68, 129, 236, 438, 806, 1516, 2864, 5388, 10178, 19327, 36839, 70201, 134151, 256884, 492947, 947240, 1822831, 3513553, 6781479, 13103713, 25349311, 49091941, 95168089, 184662764 (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)-A095015(n) (apart the initial term).

Sequence in context: A109069 A124571 A095765 * A160684 A176045 A255733

Adjacent sequences:  A095013 A095014 A095015 * A095017 A095018 A095019

KEYWORD

nonn

AUTHOR

Antti Karttunen and Labos Elemer, Jun 01 2004

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 18 12:18 EDT 2019. Contains 328160 sequences. (Running on oeis4.)