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 A122683 #14 Jan 16 2014 20:54:11 %S A122683 0,1,4,9,16,25,36,49,169,256,289,1369,13456,13689,134689 %N A122683 Squares with strictly increasing digits. %t A122683 Select[Range[500]^2,Min[Differences[IntegerDigits[#]]]>0&] (* _Harvey P. Dale_, Aug 27 2013 *) %Y A122683 Cf. A060810, A235597. %K A122683 base,fini,full,nonn %O A122683 1,3 %A A122683 _Tanya Khovanova_, Oct 20 2006 %E A122683 0 inserted by _Jon E. Schoenfield_, Jan 14 2014