A165078 Consider the base-7 Kaprekar map n->K(n) defined in A165071. Sequence gives numbers belonging to cycles of length greater than 1.

144, 192, 1068, 1752, 1836, 9936, 10608, 13008, 13680, 15072, 55500, 72012, 77388, 89112, 91212, 91800, 640992, 643344, 660144, 674592, 760992, 780144, 3562968, 4605036, 4642668, 4772952, 5445336, 5464152, 31412208, 31680336, 32353344

Offset: 1

Author

Joseph Myers, Sep 04 2009

Keywords

• base
• nonn

Comments

Initial terms in base 7: 264, 363, 3054, 5052, 5232, 40653, 42633, 52632, 54612, 61641.

Links

• Joseph Myers, Table of n, a(n) for n=1..32041
• Index entries for the Kaprekar map

Crossrefs

Cf. A165071, A165079, A165075, A165076, A165080, A165082, A165088.

In other bases: Empty (base 2), A165000 (base 3), A165019 (base 4), A165039 (base 5), A165058 (base 6), A165097 (base 8), A165117 (base 9), A099010 (base 10).