|
%I #13 Mar 09 2024 09:46:11
%S 1,2,4,8,12,21,38,108,119,121,129,204,408,804,2538,3408,6642,12908,
%T 25771,78196,81619,333858,204000408,668164962,813118358,4018285038,
%U 12006850738,12694138988,12706943631,40182224262,40578463021
%N When squared gives number composed of digits {1,4,6}.
%H Zhao Hui Du, <a href="/A027677/b027677.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. A027676.
%K nonn,base
%O 1,2
%A _Patrick De Geest_
|
