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A095294 Number of A095284-primes in range ]2^n,2^(n+1)]. 2

%I #6 Mar 31 2012 14:02:23

%S 0,0,0,0,0,1,4,4,8,15,44,47,150,236,701,863,2326,3298,9354,12933,

%T 34443,51300,134780,199410,508200,769127,1957824,2978179,7424464,

%U 11590386,28737086,44867556,109643089

%N Number of A095284-primes in range ]2^n,2^(n+1)].

%C Ratios a(n)/A036378(n) converge as: 0, 0, 0, 0, 0, 0.076923, 0.173913, 0.093023, 0.106667, 0.109489, 0.172549, 0.101293, 0.172018, 0.146402, 0.231353, 0.151165, 0.216392, 0.161746, 0.242112, 0.175754, 0.245432, 0.191264, 0.262367, 0.202279, 0.268304, 0.210966, 0.278603, 0.219599, 0.283298, 0.228618, 0.29269, 0.235729, 0.296876

%C Ratios a(n)/A095327(n) converge as: 1, 1, 1, 1, 1, 0,1.333333, 4., 0.8, 1, 0.846154, 0.903846, 0.974026, 1.18593, 1.080123,1.015294, 0.93677, 0.960116, 0.970332, 0.987101, 0.9894, 0.998326, 0.985673, 0.997384, 0.994846, 0.988856, 0.987642, 0.987035, 0.988865, 0.993762, 0.996653, 0.994302, 0.994296

%H A. Karttunen and J. 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 a(n) = A036378(n)-A095295(n). Cf. also A095329, A095052, A095053.

%K nonn

%O 1,7

%A _Antti Karttunen_, Jun 04 2004

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)