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 A277438 #25 Mar 05 2017 03:18:19 %S A277438 2,5,10,100 %N A277438 Numbers whose letters are in alphabetical order when spelled in French. %C A277438 40 (forty) is the only number with this property in English. %C A277438 1 (un) is the only number with the reverse property in French. - _Michel Marcus_, Nov 13 2016 %C A277438 1 (one) is the only number with the reverse property in English. - _Matt Westwood_, Feb 25 2017 %D A277438 D. Wells, The Penguin Dictionary of Curious and Interesting Numbers, p. 101. %e A277438 The names in French for a(1)..a(4) are: deux, cinq, dix, cent. %K A277438 nonn,word,fini,full %O A277438 1,1 %A A277438 _Matt Westwood_, Oct 15 2016