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%I A093738
%S A093738 0,7,44,299,1940,13549,99987,768752,6089791
%N A093738 Number of prime pairs below 10^n having a difference of 6.
%F A093738 Count prime pairs below 10^n having a difference of 6
%e A093738 a(2)=7 because there are 7 prime gaps of 6 below 10^2
%o A093738 UBASIC: 20 N=1:dim T(34); 30 A=nxtprm(N); 40 N=A; 50 B=nxtprm(N); 60 
               D=B-A; 70 for x=2 to 34 step 2; 80 if D=X and B<10^2+1 then T(X)=T(X)+1; 
               90 next X; 100 if B>10^2+1 then 140; 110 B=A; 120 N=N+1; 130 goto 
               30; 140 for x=2 to 34 step 2; 150 print T(X);, 160 next (This program 
               simultaneously finds values from 2 to 34 -- if gap=2 add 1-- adjust 
               lines 80 and 100 for desired 10^n)
%Y A093738 Cf. A007508 A093739.
%Y A093738 Sequence in context: A094113 A027279 A099464 this_sequence A091127 A166775 
               A156374
%Y A093738 Adjacent sequences: A093735 A093736 A093737 this_sequence A093739 A093740 
               A093741
%K A093738 easy,nonn
%O A093738 1,2
%A A093738 Enoch Haga (Enokh(AT)comcast.net), Apr 15 2004

    
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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