%I #12 Mar 11 2024 07:53:13
%S 1,16,1156,6561,111556,556516,6661561,11115556,165611161,1111155556,
%T 1566655561,6661661161,111111555556,1551155666116,1561665111556,
%U 11111115555556,156166661115556,1111111155555556,111111111555555556
%N Squares composed of digits {1,5,6}.
%H Zhao Hui Du, <a href="/A053903/b053903.txt">Table of n, a(n) for n = 1..55</a>
%H Patrick De Geest, <a href="http://www.worldofnumbers.com/threedigits.htm">Squares containing at most three distinct digits, Index entries for related sequences</a>
%Y Cf. A053902.
%K nonn,base
%O 1,2
%A _Patrick De Geest_, Mar 15 2000
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