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A136841
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Numbers k such that k and k^2 use only the digits 0, 1, 3, 4 and 9.
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1
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0, 1, 3, 10, 30, 100, 300, 1000, 1049, 1393, 3000, 10000, 10490, 10493, 13930, 30000, 33903, 44049, 100000, 100499, 104900, 104930, 109499, 139300, 300000, 339030, 440490, 1000000, 1004990, 1004993, 1049000, 1049300, 1094990, 1393000, 3000000, 3390300, 4404900, 10000000, 10004999, 10049900, 10049930, 10490000, 10493000, 10909143
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OFFSET
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1,3
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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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109091404309143^2 = 11900934494140903909113394449.
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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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