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 A199498 #7 Mar 31 2012 10:22:18 %S A199498 223063347,911054064,929989991784733049,43868513629203032816, %T A199498 211477180624706647625,447884928428402042307918, %U A199498 3583079427427216338463344,7441505802879036345061579,182720147509505842286585077,31012309752051601656131750312,277382747164996776244709473092 %N A199498 Values y for positive good examples of Hall's conjecture: positive integers d = x^3-y^2 < sqrt(x). %C A199498 For values x see A199496. %C A199498 For values d see A199497. %Y A199498 Cf. A078933, A199496, A199497. %K A199498 nonn %O A199498 1,1 %A A199498 _Artur Jasinski_, Nov 07 2011