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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.

A081230 a(n) is the Levenshtein distance between n and n^n (where each is treated as a string).

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 3
6 4
7 6
8 8
9 8
10 9
11 10
12 11
13 13
14 16
15 17
16 18
17 19
18 22
19 23
20 26
21 26
22 28
23 30
24 32
25 33
26 35
27 37
28 39
29 41
30 43
31 45
32 47
33 49
34 51
35 53
36 55
37 57
38 59
39 61
40 63
41 65
42 67
43 69
44 71
45 73
46 75
47 77
48 79
49 81
50 83
51 86
52 88
53 90
54 92
55 94
56 96
57 99
58 101
59 103
60 105
61 107
62 110
63 112
64 114
65 116
66 119
67 121
68 123
69 125

List of values

[0, 1, 2, 3, 3, 4, 6, 8, 8, 9, 10, 11, 13, 16, 17, 18, 19, 22, 23, 26, 26, 28, 30, 32, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 86, 88, 90, 92, 94, 96, 99, 101, 103, 105, 107, 110, 112, 114, 116, 119, 121, 123, 125]

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

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