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.

Table of values

n a(n)
1 16
2 48
3 320
4 400
5 2256
6 3712
7 3856
8 5168
9 5312
10 5456
11 34960
12 40080
13 42240
14 49520
15 55360
16 183696
17 250592
18 308992
19 322096
20 323392
21 388992
22 419888
23 440192
24 446096
25 448688
26 454592
27 505792
28 511696
29 512992
30 3496800
31 3916640
32 31596672
33 35193008

List of values

[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]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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