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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.

A251984 Smallest number such that a carry occurs when adding it to n in decimal representation.

Table of values

n a(n)
1 9
2 8
3 7
4 6
5 5
6 4
7 3
8 2
9 1
10 90
11 9
12 8
13 7
14 6
15 5
16 4
17 3
18 2
19 1
20 80
21 9
22 8
23 7
24 6
25 5
26 4
27 3
28 2
29 1
30 70
31 9
32 8
33 7
34 6
35 5
36 4
37 3
38 2
39 1
40 60
41 9
42 8
43 7
44 6
45 5
46 4
47 3
48 2
49 1
50 50
51 9
52 8
53 7
54 6
55 5
56 4
57 3
58 2
59 1
60 40
61 9
62 8
63 7
64 6
65 5
66 4
67 3
68 2
69 1
70 30
71 9
72 8
73 7
74 6
75 5
76 4
77 3
78 2
79 1
80 20
81 9
82 8
83 7
84 6

List of values

[9, 8, 7, 6, 5, 4, 3, 2, 1, 90, 9, 8, 7, 6, 5, 4, 3, 2, 1, 80, 9, 8, 7, 6, 5, 4, 3, 2, 1, 70, 9, 8, 7, 6, 5, 4, 3, 2, 1, 60, 9, 8, 7, 6, 5, 4, 3, 2, 1, 50, 9, 8, 7, 6, 5, 4, 3, 2, 1, 40, 9, 8, 7, 6, 5, 4, 3, 2, 1, 30, 9, 8, 7, 6, 5, 4, 3, 2, 1, 20, 9, 8, 7, 6]

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