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Number of 6k+1 primes (A002476) in range ]2^n,2^(n+1)].
2

%I #16 Jun 12 2024 03:50:29

%S 0,1,1,2,3,7,11,20,37,69,126,228,434,806,1514,2845,5361,10212,19308,

%T 36747,70135,134065,256824,492871,946880,1822913,3513737,6780428,

%U 13103565,25348226,49090715,95167496,184660541,358633265,697094862,1356047971,2639884795,5142811282

%N Number of 6k+1 primes (A002476) 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>.

%F a(n) = A036378(n) - A095016(n) for n >= 2.

%Y Cf. A002476, A036378, A095016.

%K nonn

%O 1,4

%A _Antti Karttunen_ and _Labos Elemer_, Jun 01 2004

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