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A280733
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Numbers whose digit string can be partitioned into three nonempty parts a < b <= c such that a*b = c.
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2
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122, 133, 144, 155, 166, 177, 188, 199, 236, 248, 2510, 2612, 2714, 2816, 2918, 3412, 3515, 3618, 3721, 3824, 3927, 4520, 4624, 4728, 4832, 4936, 5630, 5735, 5840, 5945, 6742, 6848, 6954, 7856, 7963, 8972, 11010, 11111, 11212, 11313, 11414, 11515, 11616, 11717
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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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The parts may not start with 0.
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LINKS
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EXAMPLE
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For n = 3|4|12: 3 < 4 <= 12, and 3*4=12, so 3412 is a term.
For n = 1|10|10: 1 < 10 <= 10, and 1*10=10, so 11010 is a term.
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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