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A033828
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Numbers that can be expressed as the product of two 2-digit numbers in at least one way.
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2
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100, 110, 120, 121, 130, 132, 140, 143, 144, 150, 154, 156, 160, 165, 168, 169, 170, 176, 180, 182, 187, 190, 192, 195, 196, 198, 200, 204, 208, 209, 210, 216, 220, 221, 224, 225, 228, 230, 231, 234, 238, 240, 242, 247, 250, 252, 253, 255, 256, 260, 264, 266
(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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Last term is 9801 = 99*99.
There are 2,621 terms in the sequence, all of which are in the b-file. - Harvey P. Dale, Jun 14 2017
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LINKS
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MATHEMATICA
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Times@@@Tuples[Range[10, 99], 2]//Union (* Harvey P. Dale, Jun 14 2017 *)
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CROSSREFS
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KEYWORD
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nonn,fini,full
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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