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.

A286043 (1/2)*A285658.

Table of values

n a(n)
1 1
2 4
3 6
4 8
5 10
6 12
7 15
8 17
9 19
10 22
11 24
12 26
13 29
14 31
15 33
16 36
17 38
18 40
19 43
20 45
21 47
22 49
23 51
24 54
25 56
26 58
27 61
28 63
29 65
30 68
31 70
32 72
33 74
34 76
35 79
36 81
37 83
38 86
39 88
40 90
41 93
42 95
43 97
44 99
45 101
46 104
47 106
48 108
49 111
50 113
51 115
52 118
53 120
54 122
55 124
56 126
57 129
58 131
59 133
60 136
61 138

List of values

[1, 4, 6, 8, 10, 12, 15, 17, 19, 22, 24, 26, 29, 31, 33, 36, 38, 40, 43, 45, 47, 49, 51, 54, 56, 58, 61, 63, 65, 68, 70, 72, 74, 76, 79, 81, 83, 86, 88, 90, 93, 95, 97, 99, 101, 104, 106, 108, 111, 113, 115, 118, 120, 122, 124, 126, 129, 131, 133, 136, 138]