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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.

A182128 Number of iterations of the map n -> (sum of the decimal digits of n)^3 before reaching the last number of the cycle.

Table of values

n a(n)
0 0
1 0
2 2
3 3
4 3
5 2
6 3
7 3
8 1
9 2
10 1
11 2
12 3
13 3
14 2
15 3
16 3
17 1
18 2
19 2
20 2
21 3
22 3
23 2
24 3
25 3
26 1
27 2
28 2
29 2
30 3
31 3
32 2
33 3
34 3
35 1
36 2
37 2
38 2
39 2
40 3
41 2
42 3
43 3
44 1
45 2
46 2
47 2
48 2
49 3
50 2
51 3
52 3
53 1
54 2
55 2
56 2
57 2
58 3
59 2
60 3
61 3
62 1
63 2
64 2
65 2
66 2
67 3
68 2
69 2
70 3
71 1
72 2
73 2
74 2
75 2
76 3
77 2
78 2
79 3
80 1
81 2
82 2
83 2
84 2
85 3
86 2

List of values

[0, 0, 2, 3, 3, 2, 3, 3, 1, 2, 1, 2, 3, 3, 2, 3, 3, 1, 2, 2, 2, 3, 3, 2, 3, 3, 1, 2, 2, 2, 3, 3, 2, 3, 3, 1, 2, 2, 2, 2, 3, 2, 3, 3, 1, 2, 2, 2, 2, 3, 2, 3, 3, 1, 2, 2, 2, 2, 3, 2, 3, 3, 1, 2, 2, 2, 2, 3, 2, 2, 3, 1, 2, 2, 2, 2, 3, 2, 2, 3, 1, 2, 2, 2, 2, 3, 2]

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