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 A182239 #11 Jul 22 2025 08:43:32 %S A182239 845534401,83565065201,829144019201,834854554601,854516148301, %T A182239 866422665701,878554044001,889419071111,890750408711,891079866601 %N A182239 Primes equal to a multiple of its reversal +/- a prime smaller than itself in exactly 8 ways. %H A182239 Hans Havermann, <a href="http://gladhoboexpress.blogspot.ca/2012/04/eight.html">Eight</a> %Y A182239 Cf. A202286, A209063. %K A182239 nonn,base %O A182239 1,1 %A A182239 _Hans Havermann_, Apr 20 2012