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Squares composed of digits {4,5,6}.
5

%I #18 Aug 11 2024 14:41:30

%S 4,64,46656,56644,66564,544644,45454564,645566464,6465446464,

%T 5654446456464,6444655544646544,445646655445456656,

%U 45645446454646566544,46556646565455444544,566545664646454546564,6666455655446656664464

%N Squares composed of digits {4,5,6}.

%H Zhao Hui Du, <a href="/A030176/b030176.txt">Table of n, a(n) for n = 1..24</a>

%H P. De Geest, <a href="https://www.worldofnumbers.com/threedigits.htm">Squares containing at most three distinct digits, Index entries for related sequences</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SquareNumber.html">Square Number</a>.

%H Author?, <a href="http://web.archive.org/web/20080708203024/http://blue.kakiko.com/mmrmmr/htm/eqtn06.html">Source</a>, (<a href="http://web.archive.org/web/20060426155831/http://blue.kakiko.com/mmrmmr/txt/eqtn06.txt">txt</a>)

%Y Cf. A030177.

%K nonn,base

%O 1,1

%A _Patrick De Geest_

%E More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005