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 A168334 #9 Feb 03 2018 09:51:00 %S A168334 1023456987896543201,1023458697968543201,1023459768679543201, %T A168334 1023469587859643201,1023489657569843201,1023497568657943201, %U A168334 1023549678769453201,1023568794978653201,1023568947498653201 %N A168334 Pandigital palindromic primes. %C A168334 Intersection of A050288 and A002385. %H A168334 M. F. Hasler, <a href="/A168334/b168334.txt">Table of n, a(n), for n = 1..2309</a> %o A168334 (PARI) {n=1011111111111111101; p=vector(8,i,if(i<8,10^i*10)+10^(17-i))~; a=[]; for(k=0,8!, ispseudoprime(n+numtoperm(8,k)*p) & a=concat(a,n+numtoperm(8,k)*p)); a=vecsort(a)} \\ _M. F. Hasler_, Dec 07 2009 %Y A168334 Cf. A050288, A002385. %K A168334 base,nonn %O A168334 1,1 %A A168334 _Lekraj Beedassy_, Nov 23 2009 %E A168334 More terms from _M. F. Hasler_, Dec 07 2009