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%I #12 Mar 11 2024 08:10:43
%S 1,4,16,64,144,441,1444,11664,14161,14641,16641,41616,166464,646416,
%T 6441444,11614464,44116164,166616464,664144441,6114614416,6661661161,
%U 111461164164,41616166464166464,446444416444461444
%N Squares composed of digits {1,4,6}.
%H Zhao Hui Du, <a href="/A027676/b027676.txt">Table of n, a(n) for n = 1..47</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>
%H Patrick De Geest, <a href="http://www.worldofnumbers.com/square.htm">Palindromic Squares</a>
%H A. Ottens, <a href="http://einstein.et.tudelft.nl/~arlet/puzzles/sol.cgi/arithmetic/digits/squares/three.digits">The arithmetic-digits-squares-three.digits problem</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SquareNumber.html">Square Number.</a>
%Y Cf. A027677.
%K nonn,base
%O 1,2
%A _Patrick De Geest_
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