A165053 Length of preperiodic part of trajectory of n under iteration of the base-6 Kaprekar map in A165051

0, 1, 1, 1, 1, 1, 2, 1, 2, 4, 3, 3, 4, 2, 1, 2, 4, 3, 3, 4, 2, 1, 2, 4, 3, 3, 4, 2, 1, 2, 4, 3, 3, 4, 2, 1, 2, 2, 3, 1, 2, 3, 2, 1, 2, 3, 1, 2, 3, 2, 2, 3, 1, 2, 1, 3, 3, 3, 1, 2, 2, 1, 1, 1, 1, 2, 3, 2, 2, 2, 2, 2, 3, 3, 3, 1, 2, 3, 3, 2, 2, 3, 1, 2, 3, 2, 1, 2, 3, 1, 1, 3, 2, 2, 3, 1, 2, 1, 3, 3, 3, 1, 3, 2, 1

Offset

0,7

Links

Joseph Myers, Table of n, a(n) for n=0..1296

Index entries for the Kaprekar map

Crossrefs

Cf. A165051, A165054.

In other bases: A164885 (base 2), A164995 (base 3), A165014 (base 4), A165034 (base 5), A165073 (base 7), A165092 (base 8), A165112 (base 9), A151962 (base 10).

Sequence in context: A331499 A209128 A209131 * A302982 A238577 A131380

Adjacent sequences: A165050 A165051 A165052 * A165054 A165055 A165056

Keyword

base,nonn

Author

Joseph Myers, Sep 04 2009

Status

approved