The OEIS is supported by the many generous donors to the OEIS Foundation.

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A093751 Number of prime pairs below 10^n having a difference of 32. 2
 0, 0, 0, 1, 32, 550, 6364, 68291, 683896, 6641319, 63276295, 596278790, 5582122930, 52074517134, 484995150904, 4514960515811, 42043818101407, 391829984349446 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 LINKS Table of n, a(n) for n=1..18. Siegfried "Zig" Herzog, Frequency of Occurrence of Prime Gaps T. Oliveira e Silva, S. Herzog, and S. Pardi, Empirical verification of the even Goldbach conjecture and computation of prime gaps up to 4.10^18, Math. Comp., 83 (2014), 2033-2060. EXAMPLE a(5) = 32 because there are 32 prime gaps of 32 below 10^n. CROSSREFS Cf. A007508, A093750, A093752. Sequence in context: A004417 A283688 A233683 * A178372 A082557 A022660 Adjacent sequences: A093748 A093749 A093750 * A093752 A093753 A093754 KEYWORD nonn,more AUTHOR Enoch Haga, Apr 15 2004 EXTENSIONS a(10)-a(13) from Washington Bomfim, Jun 22 2012 a(14)-a(18) from S. Herzog's website added by Giovanni Resta, Aug 14 2018 STATUS approved

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

Last modified December 6 22:36 EST 2023. Contains 367616 sequences. (Running on oeis4.)