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A007740 Period of repeating digits of 1/n in base 9. +0
3
1, 1, 1, 1, 2, 1, 3, 1, 1, 2, 5, 1, 3, 3, 2, 2, 8, 1, 9, 2, 3, 5, 11, 1, 10, 3, 1, 3, 14, 2, 15, 4, 5, 8, 6, 1, 9, 9, 3, 2, 4, 3, 21, 5, 2, 11, 23, 2, 21, 10, 8, 3, 26, 1, 10, 3, 9, 14, 29, 2, 5, 15, 3, 8, 6, 5, 11, 8, 11, 6, 35, 1, 6, 9, 10, 9, 15, 3, 39, 2, 1, 4, 41, 3, 8, 21, 14, 5, 44, 2, 3, 11, 15, 23 (list; graph; listen)
OFFSET

1,5

COMMENT

Not multiplicative. Smallest counterexample a(5) = a(16) = 2, but a(80) = 2. David W. Wilson (davidwwilson(AT)comcast.net) Jun 09, 2005.

LINKS

Index entries for sequences related to decimal expansion of 1/n

CROSSREFS

Sequence in context: A107041 A070099 A126760 this_sequence A117811 A051793 A065371

Adjacent sequences: A007737 A007738 A007739 this_sequence A007741 A007742 A007743

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Hal Sampson [ hals(AT)easynet.com ]

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Last modified November 22 15:28 EST 2009. Contains 167310 sequences.


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