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.

A073130 a(n) = gcd(p(n+1) - p(n), p(p(n+1)) - p(p(n))), where p(n) is the n-th prime.

Table of values

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

List of values

[1, 2, 2, 2, 2, 2, 2, 4, 2, 2, 6, 2, 2, 4, 6, 6, 2, 6, 2, 2, 2, 2, 6, 8, 2, 2, 4, 2, 2, 2, 2, 2, 2, 2, 2, 6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 4, 4, 4, 2, 4, 2, 2, 2, 6, 6, 6, 2, 2, 4, 2, 2, 2, 4, 2, 2, 2, 6, 2, 2, 2, 6, 4, 6, 6, 2, 6, 4, 2, 2, 2, 2, 2, 2, 6, 2, 6, 4, 2, 2, 4, 4, 2, 4, 2, 2, 2, 12, 2, 6, 2, 2, 2, 6, 2]