%I #5 Apr 12 2024 09:51:26
%S 0,1,10,100,1000,10000,100000,1000000,1077776,10000000,10777760,
%T 100000000,107777600,1000000000,1077776000,10000000000,10777760000,
%U 100000000000,107777600000,1000000000000,1077776000000,10000000000000,10777760000000,100000000000000,107777600000000
%N Numbers k such that k and k^2 use only the digits 0, 1, 6 and 7.
%C Generated with DrScheme.
%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]
%e 107777600000000^2 = 11616011061760000000000000000.
%K base,nonn
%O 1,3
%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008