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.

A144769 a(n) = floor(prime(n)/3).

Table of values

n a(n)
1 0
2 1
3 1
4 2
5 3
6 4
7 5
8 6
9 7
10 9
11 10
12 12
13 13
14 14
15 15
16 17
17 19
18 20
19 22
20 23
21 24
22 26
23 27
24 29
25 32
26 33
27 34
28 35
29 36
30 37
31 42
32 43
33 45
34 46
35 49
36 50
37 52
38 54
39 55
40 57
41 59
42 60
43 63
44 64
45 65
46 66
47 70
48 74
49 75
50 76
51 77
52 79
53 80
54 83
55 85
56 87
57 89
58 90
59 92
60 93
61 94
62 97
63 102
64 103
65 104
66 105
67 110
68 112
69 115
70 116

List of values

[0, 1, 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 19, 20, 22, 23, 24, 26, 27, 29, 32, 33, 34, 35, 36, 37, 42, 43, 45, 46, 49, 50, 52, 54, 55, 57, 59, 60, 63, 64, 65, 66, 70, 74, 75, 76, 77, 79, 80, 83, 85, 87, 89, 90, 92, 93, 94, 97, 102, 103, 104, 105, 110, 112, 115, 116]

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

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