A093973 Number of prime pairs below 10^n having a difference of 38.
0, 0, 0, 0, 19, 330, 4498, 51756, 548746, 5517814, 54024702, 520188423, 4957098874, 46933220241, 442604975423, 4164551600019, 39140839016528, 367734226199966
Offset: 1
Examples
a(5) = 19 because there are 19 prime gaps of 38 below 10^5.
Links
- 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.
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