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A334131
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Numbers that can be written as a product of distinct repunits.
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3
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0, 1, 11, 111, 1111, 1221, 11111, 12221, 111111, 122221, 123321, 1111111, 1222221, 1233321, 1356531, 11111111, 12222221, 12333321, 12344321, 13566531, 111111111, 122222221, 123333321, 123444321, 135666531, 135787531, 1111111111, 1222222221
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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Eric Weisstein's World of Mathematics, Repunit
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EXAMPLE
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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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