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.

A116572 a(n) = floor(prime(n)/5) for n > 2, a(1) = a(2) = 1.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 2
7 3
8 3
9 4
10 5
11 6
12 7
13 8
14 8
15 9
16 10
17 11
18 12
19 13
20 14
21 14
22 15
23 16
24 17
25 19
26 20
27 20
28 21
29 21
30 22
31 25
32 26
33 27
34 27
35 29
36 30
37 31
38 32
39 33
40 34
41 35
42 36
43 38
44 38
45 39
46 39
47 42
48 44
49 45
50 45
51 46
52 47
53 48
54 50
55 51
56 52
57 53
58 54
59 55
60 56
61 56
62 58
63 61
64 62
65 62
66 63
67 66
68 67
69 69

List of values

[1, 1, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 8, 8, 9, 10, 11, 12, 13, 14, 14, 15, 16, 17, 19, 20, 20, 21, 21, 22, 25, 26, 27, 27, 29, 30, 31, 32, 33, 34, 35, 36, 38, 38, 39, 39, 42, 44, 45, 45, 46, 47, 48, 50, 51, 52, 53, 54, 55, 56, 56, 58, 61, 62, 62, 63, 66, 67, 69]

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

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