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A137131
Numbers k such that k and k^2 use only the digits 3, 4, 8 and 9.
0
3, 939938, 943338933438, 943394898438
OFFSET
1,1
COMMENTS
Generated with DrScheme.
LINKS
EXAMPLE
943394898438^2 = 889993934398844334839844.
CROSSREFS
Sequence in context: A154824 A261541 A309225 * A368721 A376130 A229725
KEYWORD
base,nonn,more
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved