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

%I #12 Jun 12 2024 03:51:06

%S 0,1,0,1,2,4,5,11,22,33,65,117,220,404,762,1422,2693,5123,9634,18409,

%T 35112,67061,128302,246706,473477,911557,1756669,3390509,6552186,

%U 12674857,24545491,47584387,92331524,179317837,348547958,678026207,1319948267,2571405351

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

%H Antti Karttunen and John Moyer, <a href="/A095062/a095062.c.txt">C-program for computing the initial terms of this sequence</a>.

%H <a href="/index/Pri#primesubsetpop2">Index entries for sequences related to occurrences of various subsets of primes in range ]2^n,2^(n+1)]</a>.

%Y Cf. A030432, A036378.

%K nonn

%O 1,5

%A _Antti Karttunen_, Jun 01 2004

%E a(34)-a(38) from _Amiram Eldar_, Jun 12 2024