cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A165117 Consider the base-9 Kaprekar map n->K(n) defined in A165110. Sequence gives numbers belonging to cycles of length greater than 1.

Original entry on oeis.org

16, 48, 320, 400, 2256, 3712, 3856, 5168, 5312, 5456, 34960, 40080, 42240, 49520, 55360, 183696, 250592, 308992, 322096, 323392, 388992, 419888, 440192, 446096, 448688, 454592, 505792, 511696, 512992, 3496800, 3916640, 31596672, 35193008
Offset: 1

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Author

Joseph Myers, Sep 04 2009

Keywords

Comments

Initial terms in base 9: 17, 53, 385, 484, 3076, 5074, 5254, 7072, 7252, 7432.

Crossrefs

In other bases: Empty (base 2), A165000 (base 3), A165019 (base 4), A165039 (base 5), A165058 (base 6), A165078 (base 7), A165097 (base 8), A099010 (base 10).