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A053963
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Squares composed of digits {4,7,8}.
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2
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4, 484, 784, 7744, 7478444484, 8878844747774884, 84788447488748874848488744487874447844, 484844884744844787448744774844887478884, 48784888484784787487448774777744787448847474447478448784
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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Two more terms from Mishima's page added by Max Alekseyev, Mar 10 2009
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STATUS
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approved
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