This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A194643 #14 Mar 30 2012 18:52:46 %S A194643 1,2,8,16,29,98,130,219,324,530,548,592,618,621,647,703,777,800,852, %T A194643 948,1015,1144,1211,1282,1358,1546,1563,1609,1650,2170,2171,2197,2252, %U A194643 2358,2394,2426,2509,2561,2593,2616,2878,2887,3029,3158,3365,3372,3391,3441,3496,3727,3784,3920 %N A194643 Number of primes between twin prime averages A014574(n) and A014574(k) such that 3*A014574(n)=2*A014574(k). %e A194643 a(2) = 2 because A014574(3) = 12 < primes 13 and 17 < A014574(4) = 18 and 3*12 = 2*18. %Y A194643 Cf. A014574, A048614, A194427. %K A194643 nonn,less %O A194643 1,2 %A A194643 _Juri-Stepan Gerasimov_, Dec 05 2011