%I #3 Aug 24 2012 10:47:40
%S 16,81,2704,6400,12544,21609,343396,512656,72900,10000,1331716,
%T 17280649,21977344,27447121,337561,409600,491331556,5832225,6859161,
%U 800041225,926106624,106481761,1216753924,1382426761,1562500
%N Smallest nontrivial extension of n-th cube which is a square.
%Y Cf. A030694.
%K nonn,base
%O 1,1
%A _Patrick De Geest_