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.

A377948 Numbers that have at least 1 repeated decimal digit and whose decimal digits are nondecreasing as place value decreases.

Table of values

n a(n)
1 11
2 22
3 33
4 44
5 55
6 66
7 77
8 88
9 99
10 111
11 112
12 113
13 114
14 115
15 116
16 117
17 118
18 119
19 122
20 133
21 144
22 155
23 166
24 177
25 188
26 199
27 222
28 223
29 224
30 225
31 226
32 227
33 228
34 229
35 233
36 244
37 255
38 266
39 277
40 288
41 299
42 333
43 334
44 335
45 336
46 337
47 338
48 339
49 344
50 355
51 366
52 377
53 388
54 399

List of values

[11, 22, 33, 44, 55, 66, 77, 88, 99, 111, 112, 113, 114, 115, 116, 117, 118, 119, 122, 133, 144, 155, 166, 177, 188, 199, 222, 223, 224, 225, 226, 227, 228, 229, 233, 244, 255, 266, 277, 288, 299, 333, 334, 335, 336, 337, 338, 339, 344, 355, 366, 377, 388, 399]

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

Content is available under The OEIS End-User License Agreement.