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.

A168459 a(n) = (10*n + 5*(-1)^n - 3)/2.

Table of values

n a(n)
1 1
2 11
3 11
4 21
5 21
6 31
7 31
8 41
9 41
10 51
11 51
12 61
13 61
14 71
15 71
16 81
17 81
18 91
19 91
20 101
21 101
22 111
23 111
24 121
25 121
26 131
27 131
28 141
29 141
30 151
31 151
32 161
33 161
34 171
35 171
36 181
37 181
38 191
39 191
40 201
41 201
42 211
43 211
44 221
45 221
46 231
47 231
48 241
49 241
50 251
51 251
52 261
53 261
54 271
55 271
56 281

List of values

[1, 11, 11, 21, 21, 31, 31, 41, 41, 51, 51, 61, 61, 71, 71, 81, 81, 91, 91, 101, 101, 111, 111, 121, 121, 131, 131, 141, 141, 151, 151, 161, 161, 171, 171, 181, 181, 191, 191, 201, 201, 211, 211, 221, 221, 231, 231, 241, 241, 251, 251, 261, 261, 271, 271, 281]