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A137020 Numbers n such that n and the square of n use only the digits 1, 2, 8 and 9. +0
1
1, 9, 11, 91, 911 (list; graph; listen)
OFFSET

1,2
COMMENT

Generated with DrScheme

LINKS

J. Wellons, Tables of Shared Digits

EXAMPLE

911^2 = 829921

CROSSREFS

Sequence in context: A038301 A137016 A053886 this_sequence A058304 A027727 A019328

Adjacent sequences: A137017 A137018 A137019 this_sequence A137021 A137022 A137023

KEYWORD

base,nonn

AUTHOR

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

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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