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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
OFFSET
0,8
CROSSREFS
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 * A369224 A176846 A144735
KEYWORD
base,nonn
AUTHOR
Joseph Myers, Sep 04 2009
STATUS
approved