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 A238678 #4 Mar 02 2014 16:19:15 %S A238678 53,97,71,199,787,1019,401,1741,1103,1447,10453,1283,1223,9631,1021, %T A238678 12109,15361,1913,14723,6397,26513,2789,25603,21491,6689,87103,10247, %U A238678 8597,254911,12007,71453,47521,37529,39971,109147,59453,12791,256147,59611,78317 %N A238678 Sixth prime p such that (p+n)^2+n is prime but (p+j)^2+j is not prime for all 0<j<n. %H A238678 Alois P. Heinz, <a href="/A238678/b238678.txt">Table of n, a(n) for n = 1..100</a> %Y A238678 Row n=6 of A238086. %K A238678 nonn %O A238678 1,1 %A A238678 _Alois P. Heinz_, Mar 02 2014