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 A165244 #11 Jan 02 2019 04:36:32 %S A165244 1,7,4,2,3,5,0,6,9,8 %N A165244 The numbers commonly displayed with 7 segments in electric clocks, in ascending order of number of segments lit. %H A165244 Curiosity Show, <a href="https://www.youtube.com/watch?v=-jMkCRcg_L8">Tricky Numerals: Your Number's Up!</a>, YouTube video, 1982. %Y A165244 Cf. A006942, A074458, A010371. %K A165244 nonn,base,fini,full %O A165244 1,2 %A A165244 Kurt Eisemann (keiseman(AT)mail.sdsu.edu), Sep 09 2009