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A165113 (Length of preperiodic part) + (length of cycle) of trajectory of n under iteration of the base-9 Kaprekar map in A165110 10
1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 3, 3, 5, 4, 3, 2, 5, 3, 3, 2, 3, 3, 5, 4, 3, 3, 5, 3, 3, 2, 3, 3, 5, 4, 3, 4, 5, 3, 3, 2, 3, 3, 5, 4, 3, 4, 5, 2, 3, 2, 3, 3, 5, 3, 3, 4, 5, 3, 3, 2, 3, 3, 5, 3, 3, 4, 5, 3, 3, 2, 3, 4, 5, 3, 3, 4, 5, 3, 3, 2, 3, 3, 6, 5, 3, 3, 4, 5, 6, 3, 2, 3, 6, 5, 3, 3, 4, 5, 6, 3, 3, 6, 5, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Joseph Myers, Table of n, a(n) for n=0..6561

Index entries for the Kaprekar map

CROSSREFS

Cf. A165110, A165112.

In other bases: A164886 (base 2), A164996 (base 3), A165015 (base 4), A165035 (base 5), A165054 (base 6), A165074 (base 7), A165093 (base 8), A151963 (base 10).

Sequence in context: A306227 A272231 A209253 * A069903 A331003 A086007

Adjacent sequences:  A165110 A165111 A165112 * A165114 A165115 A165116

KEYWORD

base,nonn

AUTHOR

Joseph Myers, Sep 04 2009

STATUS

approved

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Last modified May 31 19:40 EDT 2020. Contains 334748 sequences. (Running on oeis4.)