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Number of 8k+-3 primes (A003629) in range [2^n,2^(n+1)].
4

%I #15 Jun 12 2024 03:50:12

%S 1,1,2,2,5,5,13,21,40,70,129,231,434,819,1505,2884,5358,10198,19303,

%T 36847,70173,134233,256831,492856,947182,1822968,3513746,6781112,

%U 13104524,25348436,49092129,95167472,184663536,358631365,697100084,1356061232,2639871771,5142831980

%N Number of 8k+-3 primes (A003629) 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) - A095013(n) = A095010(n) + A095011(n).

%Y Cf. A003629, A036378, A095010, A095011, A095013.

%K nonn

%O 1,3

%A _Antti Karttunen_ and _Labos Elemer_, Jun 01 2004

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