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%I #8 Apr 12 2024 09:51:27
%S 0,8,78,80,88,780,800,878,880,7800,8000,8780,8800,8874,68474,78000,
%T 80000,80474,80478,86478,87800,88000,88740,88808,684740,778874,780000,
%U 800000,804740,804780,864780,874474,878000,880000,887400,888080,6840078,6847400,7788740,7800000,8000000,8040448,8044008,8047400,8047800,8607474,8646774
%N Numbers k such that k and k^2 use only the digits 0, 4, 6, 7 and 8.
%C Generated with DrScheme.
%H Jonathan Wellons, <a href="/A136954/b136954.txt">Table of n, a(n) for n = 1..515</a>
%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]
%e 864804606066878^2 = 747887006674488040884608666884.
%K base,nonn,changed
%O 1,2
%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
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