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.

A189677 n+[ns/r]+[nt/r]; r=1, s=arctan(1/2), t=arctan(2).

Table of values

n a(n)
1 2
2 4
3 7
4 9
5 12
6 14
7 17
8 19
9 22
10 25
11 28
12 30
13 33
14 35
15 37
16 40
17 42
18 45
19 48
20 51
21 53
22 56
23 58
24 61
25 63
26 66
27 68
28 71
29 74
30 76
31 79
32 81
33 84
34 86
35 89
36 91
37 94
38 97
39 100
40 102
41 105
42 107
43 109
44 112
45 114
46 117
47 120
48 123
49 125
50 128
51 130
52 133
53 135
54 138
55 140
56 143
57 146
58 148
59 151
60 153
61 156
62 158
63 161
64 163
65 166
66 169
67 172
68 174
69 176
70 179
71 181
72 184
73 186
74 189
75 192
76 195
77 197
78 200
79 202
80 205
81 207
82 210
83 212
84 215

List of values

[2, 4, 7, 9, 12, 14, 17, 19, 22, 25, 28, 30, 33, 35, 37, 40, 42, 45, 48, 51, 53, 56, 58, 61, 63, 66, 68, 71, 74, 76, 79, 81, 84, 86, 89, 91, 94, 97, 100, 102, 105, 107, 109, 112, 114, 117, 120, 123, 125, 128, 130, 133, 135, 138, 140, 143, 146, 148, 151, 153, 156, 158, 161, 163, 166, 169, 172, 174, 176, 179, 181, 184, 186, 189, 192, 195, 197, 200, 202, 205, 207, 210, 212, 215]