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Search: id:A136860
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A136860 Numbers n such that n and the square of n use only the digits 0, 1, 4, 6 and 7. +0
1
0, 1, 4, 10, 40, 100, 400, 1000, 1071, 4000, 7776, 10000, 10710, 10771, 40000, 77760, 100000, 106771, 106776, 107100, 107710, 400000, 777600, 1000000, 1007046, 1067710, 1067760, 1071000, 1077100, 1077776, 4000000, 6406771, 7771774, 7776000, 10000000, 10070460, 10677100, 10677600, 10710000, 10771000, 10777760, 40000000, 64067710 (list; graph; listen)
OFFSET

1,3

COMMENT

Generated with DrScheme

LINKS

Jonathan Wellons, Table of n, a(n) for n=1..316

J. Wellons, Tables of Shared Digits

EXAMPLE

646076401416771^2 = 417414716467644616616040066441

CROSSREFS

Sequence in context: A100307 A077811 A136855 this_sequence A136859 A051479 A053792

Adjacent sequences: A136857 A136858 A136859 this_sequence A136861 A136862 A136863

KEYWORD

base,nonn

AUTHOR

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

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Last modified September 7 23:08 EDT 2008. Contains 143486 sequences.


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