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%I #10 Oct 18 2019 20:12:54
%S 36,676,37636,767376,337677376,636367377337637773373677663667776,
%T 3736363367333373666777367633763676676
%N Squares composed of digits {3,6,7}.
%H P. De Geest, <a href="http://www.worldofnumbers.com/threedigits.htm">Squares containing at most three distinct digits, Index entries for related sequences</a>
%H H. Mishima, <a href="http://www.asahi-net.or.jp/~KC2H-MSM/mathland/math02/math0210.htm#367">Sporadic tridigital solutions</a>
%F a(n) = A053946(n)^2.
%Y Cf. A053946.
%K nonn,base,more
%O 1,1
%A _Patrick De Geest_, Mar 15 2000
%E Two more terms from Mishima's webpage added by _Max Alekseyev_, Jan 28 2012
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