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a(n) = A292441(n)^2.
1

%I #6 Sep 16 2017 17:12:08

%S 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 1764,1764,784,4,16,16,16,441,196,196,36,4,4,100,19600,196,15876,36,

%U 3600,8100,144,7056,7056,44100,900,324,144,36,1296,16,16,36,16,16

%N a(n) = A292441(n)^2.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ErdosSquarefreeConjecture.html">Erdős Squarefree Conjecture</a>

%F a(n) > 1 for n > 4.

%Y Cf. A000984, A292441.

%K nonn

%O 0,4

%A _Seiichi Manyama_, Sep 16 2017