%I #8 May 10 2024 11:28:27
%S 3,6,63,59693966663
%N Numbers k such that k and k^2 use only the digits 3, 5, 6 and 9.
%C Generated with DrScheme.
%H Jonathan Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]
%e 59693966663^2 = 3563369655963355355569.
%K base,nonn,more
%O 1,1
%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008