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 A165073 Length of preperiodic part of trajectory of n under iteration of the base-7 Kaprekar map in A165071 10
 0, 1, 1, 1, 1, 1, 1, 2, 1, 2, 3, 4, 2, 4, 3, 2, 1, 2, 3, 4, 2, 4, 3, 2, 1, 2, 3, 4, 2, 4, 3, 2, 1, 2, 3, 4, 2, 4, 3, 2, 1, 2, 3, 4, 2, 4, 3, 2, 1, 2, 2, 3, 1, 1, 2, 3, 2, 1, 2, 3, 1, 1, 2, 3, 2, 2, 3, 1, 1, 2, 1, 3, 3, 3, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 2, 3, 2, 2, 2, 2, 2, 2, 3, 3, 3, 1, 1, 2, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,8 LINKS Joseph Myers, Table of n, a(n) for n=0..2401 CROSSREFS Cf. A165071, A165074. In other bases: A164885 (base 2), A164995 (base 3), A165014 (base 4), A165034 (base 5), A165053 (base 6), A165092 (base 8), A165112 (base 9), A151962 (base 10). Sequence in context: A119671 A328365 A033787 * A176846 A144735 A304734 Adjacent sequences:  A165070 A165071 A165072 * A165074 A165075 A165076 KEYWORD base,nonn AUTHOR Joseph Myers, Sep 04 2009 STATUS approved

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Last modified April 6 04:52 EDT 2020. Contains 333267 sequences. (Running on oeis4.)