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 A128996 #2 Mar 30 2012 17:26:23 %S A128996 3,11,19,79,683,733,971,1433,1453,2531,3181,3931,4027,4111,4153,4943, %T A128996 6397,6491,6653,6673,6883,8521,8641,8969,10463,10477,10667,11383, %U A128996 11411,11587,12527,13229,15749,16631,17971,21757,21929,24767,27031,28859 %N A128996 Intersection of A061068 and A064270. %C A128996 Primes which are equal to (some prime plus its subscript) and also to (some other prime minus its subscript). Primes of the form p(m)+m and p(n)-n, p(k) = k-th prime. %F A128996 p=p(m)+m=p(n)-n for some m and some n>m. %e A128996 3=p(1)+1=2+1 and 3=p(4)-4=7-4 (that is m=1, n=4), %e A128996 11=p(4)+4=7+4 and 11=p(8)-8=19-8 (m=4, n=8), %e A128996 19=p(6)+6=13+6 and 19=p(10)-10=29-10 (m=6, n=10), %e A128996 79=p(18)+18=61+18 and 79=p(28)-28=107-28 (m=18, n=28), %e A128996 683=p(106)+106=577+106 and 683=p(144)-144=827-144 (m=106, n=144). %Y A128996 Cf. A061068, A064270. %K A128996 nonn %O A128996 1,1 %A A128996 _Zak Seidov_, Apr 30 2007