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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.

A274206 a(n) = the last nonzero digit of n followed by all the trailing zeros of n.

Table of values

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

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 40, 1, 2, 3, 4, 5, 6, 7, 8, 9, 50, 1, 2, 3, 4, 5, 6, 7, 8, 9, 60, 1, 2, 3, 4, 5, 6, 7, 8, 9, 70, 1, 2, 3, 4, 5, 6, 7, 8, 9, 80]

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