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.

A214990 Second nearest integer to n*r, where r = (1+ sqrt(5))/2, the golden ratio.

Table of values

n a(n)
1 1
2 4
3 4
4 7
5 9
6 9
7 12
8 12
9 14
10 17
11 17
12 20
13 22
14 22
15 25
16 25
17 27
18 30
19 30
20 33
21 33
22 35
23 38
24 38
25 41
26 43
27 43
28 46
29 46
30 48
31 51
32 51
33 54
34 56
35 56
36 59
37 59
38 62
39 64
40 64
41 67
42 67
43 69
44 72
45 72
46 75
47 77
48 77
49 80
50 80
51 82
52 85
53 85
54 88
55 88
56 90
57 93
58 93
59 96
60 98
61 98
62 101
63 101
64 103
65 106
66 106

List of values

[1, 4, 4, 7, 9, 9, 12, 12, 14, 17, 17, 20, 22, 22, 25, 25, 27, 30, 30, 33, 33, 35, 38, 38, 41, 43, 43, 46, 46, 48, 51, 51, 54, 56, 56, 59, 59, 62, 64, 64, 67, 67, 69, 72, 72, 75, 77, 77, 80, 80, 82, 85, 85, 88, 88, 90, 93, 93, 96, 98, 98, 101, 101, 103, 106, 106]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.