%I #7 Mar 30 2012 18:35:36
%S 0,1,5,6,10,11,25,76,95,96,100,101,125,376,625,976,995,996,1000,1001,
%T 1025,1376,9376,9625,9976,9995,9996,10000,10001,10025,10376,10625,
%U 90625,99376,99625,99976,99995,99996,100000,100001,100025,100376
%N Numbers n such that n^2 can be obtained from n by inserting a block of digits.
%K nonn,base
%O 1,3
%A _David W. Wilson_