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Search: id:A136955
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A136955 Numbers n such that n and the square of n use only the digits 0, 4, 6, 7 and 9. +0
1
0, 7, 64, 70, 97, 640, 700, 970, 997, 6400, 6907, 7000, 7064, 9700, 9970, 9997, 64000, 69070, 70000, 70640, 77974, 97000, 99700, 99747, 99970, 99997, 640000, 666907, 667907, 690700, 700000, 700497, 706400, 774647, 777676, 779740, 970000, 997000, 997470, 999700, 999747, 999970, 999997, 6400000, 6400774, 6669070, 6679070, 6907000, 7000000 (list; graph; listen)
OFFSET

1,2

COMMENT

Generated with DrScheme

LINKS

Jonathan Wellons, Table of n, a(n) for n=1..714

J. Wellons, Tables of Shared Digits

EXAMPLE

700709640764747^2 = 490994000660660790706997974009

CROSSREFS

Adjacent sequences: A136952 A136953 A136954 this_sequence A136956 A136957 A136958

Sequence in context: A137810 A036287 A116231 this_sequence A027767 A055537 A098307

KEYWORD

base,nonn

AUTHOR

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

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Last modified January 7 17:35 EST 2009. Contains 152824 sequences.


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