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A137048 Numbers k such that k and k^2 use only the digits 1, 4, 5, 6 and 9. 1

%I

%S 1,4,14,119,4116,4119,4466,6454,95454,956554,956619,959166,4116619,

%T 6415696,6441616,6445616,6446669,6641946,6644546,9959514,41169669,

%U 44665419,64466669,66644546,95469446,95469469,95611696,441544966,644666669,664499166,666416946,956114619,956115419,995966696,1191469469,4116669114,4411541619

%N Numbers k such that k and k^2 use only the digits 1, 4, 5, 6 and 9.

%C Generated with DrScheme.

%H Jonathan Wellons, <a href="/A137048/b137048.txt">Table of n, a(n) for n = 1..195</a>

%H J. Wellons, <a href="http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a>

%e 956919511459514^2 = 915694951411914945566461116196.

%K base,nonn

%O 1,2

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

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Last modified September 21 16:31 EDT 2021. Contains 347598 sequences. (Running on oeis4.)