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.

A101868 a(n) = n + 2*ceiling(phi*n), where phi = (1 + sqrt(5))/2. Row 1 of A101866.

Table of values

n a(n)
1 5
2 10
3 13
4 18
5 23
6 26
7 31
8 34
9 39
10 44
11 47
12 52
13 57
14 60
15 65
16 68
17 73
18 78
19 81
20 86
21 89
22 94
23 99
24 102
25 107
26 112
27 115
28 120
29 123
30 128
31 133
32 136
33 141
34 146
35 149
36 154
37 157
38 162
39 167
40 170
41 175
42 178
43 183
44 188
45 191
46 196
47 201
48 204
49 209
50 212
51 217
52 222
53 225
54 230
55 233
56 238
57 243
58 246
59 251
60 256

List of values

[5, 10, 13, 18, 23, 26, 31, 34, 39, 44, 47, 52, 57, 60, 65, 68, 73, 78, 81, 86, 89, 94, 99, 102, 107, 112, 115, 120, 123, 128, 133, 136, 141, 146, 149, 154, 157, 162, 167, 170, 175, 178, 183, 188, 191, 196, 201, 204, 209, 212, 217, 222, 225, 230, 233, 238, 243, 246, 251, 256]