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 A262656 #4 Oct 31 2015 15:11:13
%S A262656 5,67,1699,243479,99464527,11480698847,5585339988859,135071996601571,
%T A262656 224232098281435141,263944947807498977479,32288380759169071350959,
%U A262656 381031362411461360978228323,17534309533326861798094235120707,93027357395687656901633495854438781
%N A262656 Base-10 representation of the primes at A262655.
%H A262656 Clark Kimberling, <a href="/A262656/b262656.txt">Table of n, a(n) for n = 1..300</a>
%e A262656 n A262655(n) base-10 representation
%e A262656 1 5 5
%e A262656 2 151 67
%e A262656 3 11511 1699
%t A262656 s = {5}; base = 6; z = 20; Do[NestWhile[# + 1 &, 1, ! PrimeQ[tmp = FromDigits[Join[#, IntegerDigits[Last[s]], Reverse[#]] &[IntegerDigits[#, base]], base]] &];
%t A262656 AppendTo[s, FromDigits[IntegerDigits[tmp, base]]], {z}]; s (* A262655 *)
%t A262656 Map[FromDigits[ToString[#], base] &, s] (* A262656 *)
%t A262656 (* _Peter J. C. Moses_, Sep 01 2015 *)
%Y A262656 Cf. A262655.
%K A262656 nonn,easy,base
%O A262656 1,1
%A A262656 _Clark Kimberling_, Oct 27 2015