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A212720 The periodic part of the decimal expansion of n/(n+1). Any initial 0's are to be placed at end of cycle. 1
0, 6, 0, 0, 3, 857142, 0, 8, 0, 90, 6, 923076, 285714, 3, 0, 9411764705882352, 4, 947368421052631578, 0, 952380, 54, 9565217391304347826086, 3, 0, 615384, 962, 428571, 9655172413793103448275862068, 6, 967741935483870, 0, 96, 7058823529411764, 714285, 2, 972 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Jaroslav Krizek, Table of n, a(n) for n = 1..100

EXAMPLE

6/7 = 0.85714285714285714285714285714286... and digit-cycle is 857142, so a(6) = 857142.

MATHEMATICA

Table[FromDigits[FindTransientRepeat[RealDigits[n/(n+1), 10, 100][[1]], 3][[2]]], {n, 40}] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Mar 07 2017 *)

CROSSREFS

Cf. A036275 (periodic part of the decimal expansion of 1/n), A158911 (numbers n such that a(n)=0), A051037.

Sequence in context: A186978 A228532 A019956 * A114760 A261508 A217219

Adjacent sequences:  A212717 A212718 A212719 * A212721 A212722 A212723

KEYWORD

nonn,base

AUTHOR

Jaroslav Krizek, Jun 01 2012

STATUS

approved

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Last modified May 13 04:09 EDT 2021. Contains 343836 sequences. (Running on oeis4.)