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A031151
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Squares composed of digits {1,2,5}.
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2
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1, 25, 121, 225, 1225, 1521, 55225, 112225, 212521, 511225, 1525225, 2512225, 5112121, 5221225, 11122225, 152152225, 1111222225, 1155252121, 1222551225, 5225121225, 15211522225, 111112222225, 1212225222121, 1521115222225, 11111122222225, 122212251151225, 152111152222225
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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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MATHEMATICA
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Select[Range[0, 10^6]^2, SubsetQ[{1, 2, 5}, DeleteDuplicates[IntegerDigits[#]]]&] (* Stefano Spezia, Mar 09 2024 *)
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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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STATUS
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approved
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