A093977 Number of prime pairs below 10^n having a difference of 46.

0, 0, 0, 0, 4, 155, 2326, 29327, 334720, 3580023, 36721672, 366906343, 3604148124, 34997285167, 337195587089, 3231721755068, 30863065190469, 294053775100845

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) = 4 because there are 4 prime gaps of 46 below 10^5.

Crossrefs

Cf. A007508, A093976, A093978.

Sequence in context: A300530 A303898 A370230 * A202298 A003736 A354285

Adjacent sequences: A093974 A093975 A093976 * A093978 A093979 A093980

Keyword

nonn,more

Author

Enoch Haga, Apr 24 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