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.

A011539 "9ish numbers": decimal representation contains at least one nine.

Table of values

n a(n)
1 9
2 19
3 29
4 39
5 49
6 59
7 69
8 79
9 89
10 90
11 91
12 92
13 93
14 94
15 95
16 96
17 97
18 98
19 99
20 109
21 119
22 129
23 139
24 149
25 159
26 169
27 179
28 189
29 190
30 191
31 192
32 193
33 194
34 195
35 196
36 197
37 198
38 199
39 209
40 219
41 229
42 239
43 249
44 259
45 269
46 279
47 289
48 290
49 291
50 292
51 293
52 294
53 295
54 296
55 297
56 298

List of values

[9, 19, 29, 39, 49, 59, 69, 79, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 109, 119, 129, 139, 149, 159, 169, 179, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 209, 219, 229, 239, 249, 259, 269, 279, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298]