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.

A205150 s(k)-s(j), where (s(k),s(j)) is the least such pair for which n divides their difference, and s(j)=prime(j)*prime(j+1).

Table of values

n a(n)
1 9
2 20
3 9
4 20
5 20
6 42
7 42
8 128
9 9
10 20
11 66
12 108
13 78
14 42
15 180
16 128
17 102
18 108
19 114
20 20
21 42
22 66
23 230
24 144
25 850
26 78
27 108
28 308
29 29
30 180
31 62
32 128
33 66
34 102
35 2485
36 108
37 370
38 114
39 78
40 360
41 246
42 42
43 215
44 308
45 180
46 230
47 893
48 144
49 294
50 850
51 102
52 884
53 636
54 108
55 1980

List of values

[9, 20, 9, 20, 20, 42, 42, 128, 9, 20, 66, 108, 78, 42, 180, 128, 102, 108, 114, 20, 42, 66, 230, 144, 850, 78, 108, 308, 29, 180, 62, 128, 66, 102, 2485, 108, 370, 114, 78, 360, 246, 42, 215, 308, 180, 230, 893, 144, 294, 850, 102, 884, 636, 108, 1980]