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 A121043 #1 Sep 29 2006 03:00:00 %S A121043 1,3,583,787,3269,17057,17461 %N A121043 Denominators of points on x^4+y^4+z^4=353. %C A121043 Next term is at least 151814 since I've searched x^4+y^4+z^4 for x,y,z<500009 %e A121043 43^4 + 956^4 + 2514^4 = 353*583^4 %Y A121043 Cf. A003828. %K A121043 hard,nonn %O A121043 1,2 %A A121043 Thomas Womack (tom(AT)womack.net), Sep 06 2006