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A053914
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Numbers k such that k^2 contains only digits {1,8,9}.
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1
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1, 3, 9, 109, 141, 10583, 34641, 44510583, 105741141, 942926927083, 4346471925583, 2969848344609859
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..12.
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
Author?, Source, (txt)
H. Mishima, Sporadic tridigital solutions
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CROSSREFS
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Cf. A053915.
Sequence in context: A340483 A018746 A289070 * A018757 A281070 A261245
Adjacent sequences: A053911 A053912 A053913 * A053915 A053916 A053917
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KEYWORD
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nonn,base,more
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AUTHOR
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Patrick De Geest, Mar 15 2000
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EXTENSIONS
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More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005
One more term from Jon E. Schoenfield, Sep 03 2006
One more term from Mishima's webpage added by Max Alekseyev, Jan 28 2012
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STATUS
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approved
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