A095022 Number of 5k+2 primes (A030432) in range [2^n,2^(n+1)].

0, 1, 0, 1, 2, 4, 5, 11, 22, 33, 65, 117, 220, 404, 762, 1422, 2693, 5123, 9634, 18409, 35112, 67061, 128302, 246706, 473477, 911557, 1756669, 3390509, 6552186, 12674857, 24545491, 47584387, 92331524, 179317837, 348547958, 678026207, 1319948267, 2571405351

Offset: 1

Author

Antti Karttunen, Jun 01 2004

Keywords

• nonn

Links

• Antti Karttunen and John 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

Cf. A030432, A036378.

Extensions

a(34)-a(38) from Amiram Eldar, Jun 12 2024