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 A157841 #9 Jan 26 2023 11:39:27 %S A157841 2,11,919,353,727,35753,1876781,3673763,378232873,926868629, %T A157841 37898389873,766788787887667 %N A157841 Smallest palindromic prime with multiplicative persistence n. %Y A157841 Cf. A157837. %K A157841 nonn,base,more %O A157841 0,1 %A A157841 _Lekraj Beedassy_, Mar 07 2009 %E A157841 Corrected a(4) and a(11). _Lekraj Beedassy_, Mar 10 2009 %E A157841 a(6) and a(7) corrected by _Ray Chandler_, Mar 12 2009 %E A157841 Offset changed and initial term added by _Arkadiusz Wesolowski_, Apr 09 2012