A095755 Number of A095745-primes in range ]2^n,2^(n+1)].

0, 0, 0, 0, 0, 0, 4, 7, 16, 24, 88, 154, 314, 479, 959, 1568, 2620, 4394, 7110, 11987, 18434, 31444, 46474, 78790, 114464, 194921, 276169, 471971, 656213, 1123888, 1535212, 2648075, 3543260

Offset

1,7

Comments

Ratio a(n)/A036378(n) converges as follows: 0, 0, 0, 0, 0, 0, 0.173913, 0.162791, 0.213333, 0.175182, 0.345098, 0.331897, 0.360092, 0.297146, 0.316502, 0.274654, 0.243744, 0.215498, 0.18403, 0.162898, 0.131356, 0.117234, 0.090468, 0.079923, 0.060431, 0.053465, 0.0393, 0.034801, 0.025039, 0.022168, 0.015636, 0.013913, 0.009594

Links

Table of n, a(n) for n=1..33.

A. Karttunen, 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

The fourth diagonal of triangle A095759.

Sequence in context: A054599 A285998 A229917 * A245937 A348771 A259653

Adjacent sequences: A095752 A095753 A095754 * A095756 A095757 A095758

Keyword

nonn

Author

Antti Karttunen, Jun 12 2004

Status

approved