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 A281996 #14 Feb 08 2017 02:15:31 %S A281996 9,169,25,121,9,1849,25,169,25,529,9,2809,49,169,25,18769,9,52441,25, %T A281996 49,529,2209,9,121,9,169,25,3481,9,2217121,25,529,9,121,9,22201,9,169, %U A281996 25,6889,9,29929,529,169,9,80089,9,1849,25,169,169,11449,9,529,25,361,9 %N A281996 The smallest square referenced in A280547 (Smallest number k such that (k+1)^n - k^n is divisible by a square > 1). %C A281996 The square roots of a(n) are given in A282174. %Y A281996 Cf. A280547, A282174. %K A281996 nonn %O A281996 2,1 %A A281996 _Robert Price_, Feb 04 2017