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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.

A350867 Non-palindromic numbers k for which d(k) = d(R(k)), where R(k) is the reversal of k and d(k) is the number of divisors of k.

Table of values

n a(n)
1 13
2 15
3 17
4 24
5 26
6 31
7 37
8 39
9 42
10 51
11 58
12 62
13 71
14 73
15 79
16 85
17 93
18 97
19 107
20 113
21 115
22 117
23 122
24 123
25 129
26 143
27 149
28 155
29 157
30 158
31 159
32 165
33 167
34 169
35 177
36 178
37 179
38 183
39 185
40 187
41 199
42 203
43 205
44 221
45 226
46 246
47 264
48 265
49 285
50 286
51 288
52 294
53 302
54 311
55 314
56 319

List of values

[13, 15, 17, 24, 26, 31, 37, 39, 42, 51, 58, 62, 71, 73, 79, 85, 93, 97, 107, 113, 115, 117, 122, 123, 129, 143, 149, 155, 157, 158, 159, 165, 167, 169, 177, 178, 179, 183, 185, 187, 199, 203, 205, 221, 226, 246, 264, 265, 285, 286, 288, 294, 302, 311, 314, 319]

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

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