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Search: id:A114879
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| A114879 |
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Numbers n coprime to 3 such that there exists an (n-1)-digit ternary number wherein each substring is indivisible by n. |
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1
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OFFSET
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1,1
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COMMENT
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a(7) > 64
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EXAMPLE
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20 is there because each substring of 1121212211122121211 (base 3) is indivisible by 20.
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CROSSREFS
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Cf. A114880, A114942, A114943, A114944, A114908, A114909, A114910, A114911, A114922.
Sequence in context: A018489 A018530 A018554 this_sequence A018620 A018664 A018688
Adjacent sequences: A114876 A114877 A114878 this_sequence A114880 A114881 A114882
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KEYWORD
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nonn,base
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AUTHOR
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Don Reble (djr(AT)nk.ca), Feb 17 2006
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