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A136895
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Numbers k such that k and k^2 use only the digits 0, 2, 3, 7 and 9.
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1
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0, 3, 27, 30, 270, 300, 2700, 3000, 27000, 30000, 270000, 300000, 2700000, 3000000, 27000000, 27032203, 27077797, 30000000, 30332997, 270000000, 270322030, 270777970, 300000000, 303329970, 2700000000, 2703220300, 2707779700, 2720293723, 2779023223, 3000000000, 3033299700, 27000000000, 27032203000, 27077797000
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OFFSET
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1,2
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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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303772939923923^2 = 92277999030023332093027709929.
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CROSSREFS
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KEYWORD
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base,nonn,changed
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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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