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 A100908 #9 Feb 19 2016 08:43:10 %S A100908 3,166,814,1851,2197,3172,3865,19791 %N A100908 Numbers n such that (22^n+1)^2-2 is prime. %C A100908 Next term > 22000. %H A100908 S. Harvey, <a href="http://harvey563.tripod.com/Carol_Kynea.txt">Carol and Kynea Primes</a>. %o A100908 (PARI) is(n)=ispseudoprime((22^n+1)^2-2) \\ _Charles R Greathouse IV_, Feb 19 2016 %K A100908 nonn,more %O A100908 1,1 %A A100908 _Ray Chandler_, Nov 21 2004