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%I #7 Apr 12 2024 09:51:26
%S 0,3,27,30,270,300,2700,3000,27000,30000,270000,300000,2700000,
%T 3000000,27000000,27032203,27077797,30000000,30332997,270000000,
%U 270322030,270777970,300000000,303329970,2700000000,2703220300,2707779700,2720293723,2779023223,3000000000,3033299700,27000000000,27032203000,27077797000
%N Numbers k such that k and k^2 use only the digits 0, 2, 3, 7 and 9.
%C Generated with DrScheme.
%H Jonathan Wellons, <a href="/A136895/b136895.txt">Table of n, a(n) for n = 1..119</a>
%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]
%e 303772939923923^2 = 92277999030023332093027709929.
%K base,nonn
%O 1,2
%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
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