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A136893 Numbers k such that k and k^2 use only the digits 0, 2, 3, 6 and 8. 1

%I #7 Apr 12 2024 09:51:26

%S 0,6,60,600,6000,60000,600000,6000000,60000000,600000000,2868603006,

%T 6000000000,6066368606,28686030060,60000000000,60002363606,

%U 60663686060,82866388606,286860300600,600000000000,600023636060,606636860600,828663886060,2868603006000,6000000000000,6000236360600,6066368606000,8286638860600

%N Numbers k such that k and k^2 use only the digits 0, 2, 3, 6 and 8.

%C Generated with DrScheme.

%H Jonathan Wellons, <a href="/A136893/b136893.txt">Table of n, a(n) for n = 1..51</a>

%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]

%e 623203283308606^2 = 388382332326626633802233663236.

%K base,nonn

%O 1,2

%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008

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Last modified September 12 21:40 EDT 2024. Contains 375855 sequences. (Running on oeis4.)