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.

A090771 Numbers that are congruent to {1, 9} mod 10.

Table of values

n a(n)
1 1
2 9
3 11
4 19
5 21
6 29
7 31
8 39
9 41
10 49
11 51
12 59
13 61
14 69
15 71
16 79
17 81
18 89
19 91
20 99
21 101
22 109
23 111
24 119
25 121
26 129
27 131
28 139
29 141
30 149
31 151
32 159
33 161
34 169
35 171
36 179
37 181
38 189
39 191
40 199
41 201
42 209
43 211
44 219
45 221
46 229
47 231
48 239
49 241
50 249
51 251
52 259
53 261
54 269
55 271
56 279
57 281

List of values

[1, 9, 11, 19, 21, 29, 31, 39, 41, 49, 51, 59, 61, 69, 71, 79, 81, 89, 91, 99, 101, 109, 111, 119, 121, 129, 131, 139, 141, 149, 151, 159, 161, 169, 171, 179, 181, 189, 191, 199, 201, 209, 211, 219, 221, 229, 231, 239, 241, 249, 251, 259, 261, 269, 271, 279, 281]