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A137136
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Numbers k such that k and k^2 use only the digits 3, 5, 7, 8 and 9.
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1
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3, 583, 59833, 93583, 5775583, 5998333, 8875583, 85899583, 93593583, 599983333, 59999833333, 85958937833, 93795393583, 893755758333, 977738899583, 987795393583, 5775797378333, 5987798893583, 5999998333333, 7573597558333, 9357335833333, 9899393359583, 57739379973583, 77355383353583, 85789788937833
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OFFSET
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1,1
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COMMENTS
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Generated with DrScheme.
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LINKS
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EXAMPLE
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577575795853583^2 = 333593799955899785375573937889.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
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STATUS
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approved
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