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Search: id:A055866
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| A055866 |
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Largest number that has the same number of digits in base 10 and base n, or 0 if no such number exists. |
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+0
2
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| 1, 2, 15, 124, 1295, 117648, 1073741823, 109418989131512359208, 0, 9999999999999999999999999, 9999999999999, 999999999, 9999999, 999999, 99999, 99999, 9999, 9999, 9999, 9999, 999, 999, 999, 999, 999, 999, 999, 999, 999
(list; graph; listen)
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OFFSET
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2,2
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COMMENT
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a(10)=infinity, a(22)-a(31)=999, a(32-99)=99, a(n)=9 for n >= 100.
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EXAMPLE
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117648 is "666666" in base 7, larger numbers have more base 7 digits than base 10 digits.
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CROSSREFS
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Sequence in context: A052448 A127610 A085228 this_sequence A051407 A132182 A140306
Adjacent sequences: A055863 A055864 A055865 this_sequence A055867 A055868 A055869
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KEYWORD
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base,nonn
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AUTHOR
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Jud McCranie (j.mccranie(AT)comcast.net), May 13 2000
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