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 A115700 #2 Mar 30 2012 17:40:35 %S A115700 4,9,36,81,121,324,400,484,900,1089,3600,4356,5184,5625,6561,8100, %T A115700 9801,10201,12100,12321,14641,30276,32400,39204,40000,40804,43681, %U A115700 44944,48400,53361,55696,60516,69696,90000,108900,110889,219024 %N A115700 Squares whose digit reversal is the product of 2 palindromes greater than 1. %e A115700 6561=81^2 and 1656=4*414 %Y A115700 Cf. A115683. %K A115700 nonn,base %O A115700 1,1 %A A115700 _Giovanni Resta_, Jan 31 2006