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%I #7 Apr 12 2024 09:51:27
%S 0,3,6,30,60,63,300,306,600,603,630,3000,3006,3060,6000,6003,6030,
%T 6300,30000,30006,30060,30600,60000,60003,60030,60300,63000,300000,
%U 300006,300060,300600,306000,600000,600003,600030,600300,603000,630000,3000000,3000006,3000060,3000600,3006000,3060000,6000000,6000003,6000030,6000300,6003000
%N Numbers k such that k and k^2 use only the digits 0, 3, 6 and 9.
%C Generated with DrScheme.
%H Jonathan Wellons, <a href="/A136946/b136946.txt">Table of n, a(n) for n = 1..362</a>
%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]
%e 969360630000000^2 = 939660030993996900000000000000.
%K base,nonn,changed
%O 1,2
%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
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