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.

A187339 a(n) = floor((7+sqrt(5))*n/4); complement of A187330.

Table of values

n a(n)
1 2
2 4
3 6
4 9
5 11
6 13
7 16
8 18
9 20
10 23
11 25
12 27
13 30
14 32
15 34
16 36
17 39
18 41
19 43
20 46
21 48
22 50
23 53
24 55
25 57
26 60
27 62
28 64
29 66
30 69
31 71
32 73
33 76
34 78
35 80
36 83
37 85
38 87
39 90
40 92
41 94
42 96
43 99
44 101
45 103
46 106
47 108
48 110
49 113
50 115
51 117
52 120
53 122
54 124
55 126
56 129
57 131
58 133
59 136
60 138
61 140
62 143
63 145

List of values

[2, 4, 6, 9, 11, 13, 16, 18, 20, 23, 25, 27, 30, 32, 34, 36, 39, 41, 43, 46, 48, 50, 53, 55, 57, 60, 62, 64, 66, 69, 71, 73, 76, 78, 80, 83, 85, 87, 90, 92, 94, 96, 99, 101, 103, 106, 108, 110, 113, 115, 117, 120, 122, 124, 126, 129, 131, 133, 136, 138, 140, 143, 145]