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 A292442 #7 Feb 16 2025 08:33:51 %S A292442 1,1,1,4,1,36,4,4,9,4,4,4,4,100,900,144,9,36,100,100,36,4,4,3600,900, %T A292442 1764,1764,784,4,16,16,16,441,196,196,36,4,4,100,19600,196,15876,36, %U A292442 3600,8100,144,7056,7056,44100,900,324,144,36,1296,16,16,36,16,16 %N A292442 a(n) = A292441(n)^2. %H A292442 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/ErdosSquarefreeConjecture.html">Erdős Squarefree Conjecture</a> %F A292442 a(n) > 1 for n > 4. %Y A292442 Cf. A000984, A292441. %K A292442 nonn %O A292442 0,4 %A A292442 _Seiichi Manyama_, Sep 16 2017