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 A194953 #12 Mar 30 2012 18:53:00 %S A194953 2,6,2,4,4,4,2,2,8,2,2,4,4,4,6,2,2,4,2,2,10,6,6,2,2,2,6,2,8,8,4,6,4,2, %T A194953 8,4,8,4,4,6,4,2,4,2,4,2,2,22,2,2,6,4,4,8,2,2,10,2,2,2,2,4,4,4,2,2,2, %U A194953 2,2,10,2,2,8,18,2,2,4,4,2,12,6,6,8,20 %N A194953 Nonzero values of |A194659(n)-A194186(n+1)|. %C A194953 The sequence (together with A194674) characterizes a right-left symmetry in the distribution of primes over intervals (2*p_n, 2*p_(n+1)), n=1,2,..., where p_n is the n-th prime. %Y A194953 Cf. A104272, A080359, A193507, A194186, A164368, A194598, A194658, A194659, A194674, A164288, A164294. %K A194953 nonn %O A194953 1,1 %A A194953 _Vladimir Shevelev_, Sep 06 2011