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 A069683 #14 Jan 26 2023 16:07:29 %S A069683 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89, %T A069683 97,181,281,283,383,389,487,587,683,787,881,883,887,983,1889,2887, %U A069683 3881,3889,4889,5881,6883,7883,8887,9883,9887,48883,48889,58889,68881,78887 %N A069683 Primes with either no internal digits or all internal digits are 8. %Y A069683 Cf. A069675, A069676, A069677, A069678, A069679, A069680, A069681, A069682, A069684. %K A069683 nonn,base %O A069683 1,1 %A A069683 _Amarnath Murthy_, Apr 06 2002 %E A069683 Corrected by _Ray Chandler_, Nov 24 2003 %E A069683 Offset corrected and name changed by _Arkadiusz Wesolowski_, Sep 07 2011