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.

A098429 Number of cousin prime pairs (p, p+4) with p <= n.

Table of values

n a(n)
1 0
2 0
3 1
4 1
5 1
6 1
7 2
8 2
9 2
10 2
11 2
12 2
13 3
14 3
15 3
16 3
17 3
18 3
19 4
20 4
21 4
22 4
23 4
24 4
25 4
26 4
27 4
28 4
29 4
30 4
31 4
32 4
33 4
34 4
35 4
36 4
37 5
38 5
39 5
40 5
41 5
42 5
43 6
44 6
45 6
46 6
47 6
48 6
49 6
50 6
51 6
52 6
53 6
54 6
55 6
56 6
57 6
58 6
59 6
60 6
61 6
62 6
63 6
64 6
65 6
66 6
67 7
68 7
69 7
70 7
71 7
72 7
73 7
74 7
75 7
76 7
77 7
78 7
79 8
80 8
81 8
82 8
83 8
84 8
85 8
86 8
87 8
88 8
89 8
90 8
91 8
92 8
93 8
94 8
95 8
96 8
97 9
98 9
99 9
100 9
101 9
102 9
103 10
104 10

List of values

[0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 10, 10]