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A164995 Length of preperiodic part of trajectory of n under iteration of the base-3 Kaprekar map in A164993 10
0, 1, 1, 2, 1, 2, 2, 2, 1, 2, 2, 3, 2, 1, 2, 3, 2, 2, 3, 3, 3, 3, 2, 2, 3, 2, 1, 2, 1, 2, 1, 2, 0, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 0, 2, 1, 2, 2, 2, 1, 2, 2, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 2, 2, 1, 2, 1, 2, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 1, 2, 2, 2, 1, 2, 2, 3, 1, 3, 1, 1, 1, 2, 1, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Joseph Myers, Table of n, a(n) for n=0..2187

Index entries for the Kaprekar map

CROSSREFS

Cf. A164993, A164996.

In other bases: A164885 (base 2), A165014 (base 4), A165034 (base 5), A165053 (base 6), A165073 (base 7), A165092 (base 8), A165112 (base 9), A151962 (base 10).

Sequence in context: A002321 A043530 A297771 * A294108 A055718 A007302

Adjacent sequences:  A164992 A164993 A164994 * A164996 A164997 A164998

KEYWORD

base,nonn

AUTHOR

Joseph Myers, Sep 04 2009

STATUS

approved

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Last modified October 16 10:09 EDT 2018. Contains 316262 sequences. (Running on oeis4.)