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%I #22 Mar 02 2024 10:36:11
%S 9,36,3969,69696,93636,3663396,9696996,966339396,6693366969,
%T 36333696996,63396693369,96693633936,33993333636639339663936,
%U 399339393339639693369636,9936969933633699966996996,396693636699939696999339663969,6636966336636339969666396999936,339666666363999366939366969366969936633336969
%N Squares composed of digits {3,6,9}.
%H Zhao Hui Du, <a href="/A053949/b053949.txt">Table of n, a(n) for n = 1..19</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 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>)
%H H. Mishima, <a href="http://www.asahi-net.or.jp/~KC2H-MSM/mathland/math02/math0210.htm#369">Sporadic tridigital solutions</a>
%Y Cf. A053948.
%K nonn,base
%O 1,1
%A _Patrick De Geest_, Mar 15 2000
%E More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005
%E One more term from _Jon E. Schoenfield_, Sep 04 2006
%E Three more terms from Mishima's webpage added by _Max Alekseyev_, Jun 17 2011
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