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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.

A358097 a(n) is the smallest integer m > n such that m and n have no common digit, or -1 when such integer m does not exist.

Table of values

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

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 22, 20, 30, 20, 20, 20, 20, 20, 20, 20, 31, 30, 30, 40, 30, 30, 30, 30, 30, 30, 41, 40, 40, 40, 50, 40, 40, 40, 40, 40, 51, 50, 50, 50, 50, 60, 50, 50, 50, 50, 61, 60, 60, 60, 60, 60, 70, 60, 60, 60, 71, 70, 70, 70, 70, 70, 70, 80, 70, 70, 81, 80, 80, 80, 80]

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