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.

A085869 Numbers n such that n and its digit reversal have the same prime signature.

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 11
11 13
12 15
13 17
14 22
15 26
16 31
17 33
18 37
19 39
20 44
21 51
22 55
23 58
24 62
25 66
26 71
27 73
28 77
29 79
30 85
31 88
32 93
33 97
34 99
35 101
36 107
37 111
38 113
39 115
40 117
41 121
42 122
43 123
44 129
45 131
46 141
47 143
48 149
49 151
50 155
51 157
52 158
53 159
54 161
55 165
56 167
57 169
58 171
59 177
60 178
61 179
62 181

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 13, 15, 17, 22, 26, 31, 33, 37, 39, 44, 51, 55, 58, 62, 66, 71, 73, 77, 79, 85, 88, 93, 97, 99, 101, 107, 111, 113, 115, 117, 121, 122, 123, 129, 131, 141, 143, 149, 151, 155, 157, 158, 159, 161, 165, 167, 169, 171, 177, 178, 179, 181]

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

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