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.

A190008 a(n) = n + [n*r/t] + [n*s/t]; r=1, s=sin(Pi/3), t=csc(Pi/3).

Table of values

n a(n)
1 1
2 4
3 7
4 10
5 12
6 15
7 18
8 20
9 22
10 25
11 28
12 31
13 33
14 36
15 38
16 41
17 43
18 46
19 49
20 52
21 54
22 57
23 59
24 62
25 64
26 67
27 70
28 73
29 75
30 77
31 80
32 83
33 85
34 88
35 91
36 94
37 96
38 98
39 101
40 104
41 106
42 109
43 112
44 115
45 116
46 119
47 122
48 125
49 127
50 130
51 133
52 136
53 137
54 140
55 143
56 146
57 148
58 151
59 154
60 156
61 158
62 161
63 164
64 167
65 169
66 172
67 175
68 177
69 179
70 182
71 185
72 188
73 190

List of values

[1, 4, 7, 10, 12, 15, 18, 20, 22, 25, 28, 31, 33, 36, 38, 41, 43, 46, 49, 52, 54, 57, 59, 62, 64, 67, 70, 73, 75, 77, 80, 83, 85, 88, 91, 94, 96, 98, 101, 104, 106, 109, 112, 115, 116, 119, 122, 125, 127, 130, 133, 136, 137, 140, 143, 146, 148, 151, 154, 156, 158, 161, 164, 167, 169, 172, 175, 177, 179, 182, 185, 188, 190]