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Squares in A111153.
2

%I #4 Jan 16 2022 00:09:21

%S 4,25,169,289,361,529,961,2809,5041,7921,12769,16129,24649,26569,

%T 27889,32761,38809,52441,120409,139129,160801,167281,175561,201601,

%U 237169,253009,259081,273529,292681,316969,326041,332929,358801,418609,564001

%N Squares in A111153.

%C All terms == 1 mod 3.

%F a(n) = A175256(n)^2.

%Y Cf. A001248, A111153, A175256.

%K nonn

%O 1,1

%A _Zak Seidov_, Mar 15 2010