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 A129914 #10 May 22 2022 00:01:28 %S A129914 26,33,99,260,264,307,330,836,990,2285,2600,2636,2640,3070,3168,3300, %T A129914 6501,8360,9900,20508,21468,22850,22865,24846,26000,26360,26400,30693, %U A129914 30700,31680,33000,65010 %N A129914 Irregular square reversible numbers. Numbers which when squared and written backwards give a square again, but don't satisfy reverse(n^2) = reverse(n)^2. %H A129914 Jon E. Schoenfield, <a href="/A129914/b129914.txt">Table of n, a(n) for n = 1..321</a> (all terms < 10^9). %H A129914 <a href="/index/Sq#sqrev">Index entry for sequences related to reversing digits of squares</a> %e A129914 33^2 = 1089 reversed is 9801 = 99^2. %Y A129914 Cf. A102859, A002942. %K A129914 base,easy,nonn %O A129914 1,1 %A A129914 Robert J. Lemke Oliver (lemkeoliver(AT)gmail.com), Jun 05 2007