cp's OEIS Frontend

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.

A083970 Numbers n such that concatenation (reverse of n) and n is divisible by 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 11
12 12
13 15
14 18
15 20
16 22
17 24
18 25
19 30
20 33
21 36
22 40
23 44
24 45
25 48
26 50
27 55
28 60
29 66
30 70
31 75
32 77
33 80
34 88
35 90
36 99
37 100
38 101
39 110
40 111
41 120
42 121
43 125
44 131
45 132
46 141
47 150
48 151
49 161
50 165
51 168
52 171
53 180
54 181
55 191
56 198
57 200
58 202
59 212
60 220
61 222
62 225
63 232

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 70, 75, 77, 80, 88, 90, 99, 100, 101, 110, 111, 120, 121, 125, 131, 132, 141, 150, 151, 161, 165, 168, 171, 180, 181, 191, 198, 200, 202, 212, 220, 222, 225, 232]

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

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