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A136928 Numbers k such that k and k^2 use only the digits 0, 3, 4, 5 and 8. 1

%I #9 Apr 12 2024 09:51:26

%S 0,548,5480,54800,55548,548000,555388,555480,588048,5480000,5553880,

%T 5554548,5554800,5834388,5880480,54800000,55538800,55545480,55548000,

%U 58343880,58804800,548000000,550500548,555388000,555454800,555480000,583438800,588048000,5480000000,5505005480,5553880000,5554548000,5554800000,5834388000

%N Numbers k such that k and k^2 use only the digits 0, 3, 4, 5 and 8.

%C Generated with DrScheme.

%H Jonathan Wellons, <a href="/A136928/b136928.txt">Table of n, a(n) for n = 1..102</a>

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

%e 583854308054548^2 = 340885853033855033588543484304.

%Y See also A058429-A058430. - _M. F. Hasler_, Jan 24 2008

%K base,nonn

%O 1,2

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

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Last modified August 6 12:02 EDT 2024. Contains 374974 sequences. (Running on oeis4.)