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A199990
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Numbers with digital product = 10.
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2
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25, 52, 125, 152, 215, 251, 512, 521, 1125, 1152, 1215, 1251, 1512, 1521, 2115, 2151, 2511, 5112, 5121, 5211, 11125, 11152, 11215, 11251, 11512, 11521, 12115, 12151, 12511, 15112, 15121, 15211, 21115, 21151, 21511, 25111, 51112, 51121, 51211, 52111, 111125
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Numbers with one 2, one 5 and zero or more 1s.
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LINKS
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MATHEMATICA
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Select[Range[200000], Times @@ IntegerDigits[#] == 10 &] (* T. D. Noe, Nov 16 2011 *)
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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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STATUS
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approved
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