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.

A109303 Numbers k with at least one duplicate base-10 digit (A107846(k) > 0).

Table of values

n a(n)
1 11
2 22
3 33
4 44
5 55
6 66
7 77
8 88
9 99
10 100
11 101
12 110
13 111
14 112
15 113
16 114
17 115
18 116
19 117
20 118
21 119
22 121
23 122
24 131
25 133
26 141
27 144
28 151
29 155
30 161
31 166
32 171
33 177
34 181
35 188
36 191
37 199
38 200
39 202
40 211
41 212
42 220
43 221
44 222
45 223
46 224
47 225
48 226
49 227
50 228
51 229
52 232
53 233
54 242

List of values

[11, 22, 33, 44, 55, 66, 77, 88, 99, 100, 101, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 121, 122, 131, 133, 141, 144, 151, 155, 161, 166, 171, 177, 181, 188, 191, 199, 200, 202, 211, 212, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 232, 233, 242]