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.

A198469 a(n) is the smallest prime(m) such that the interval (prime(m)*n, prime(m+1)*n) contains exactly seven primes.

Table of values

n a(n)
2 1129
3 113
4 139
5 139
6 23
7 47
8 7
9 7
10 37
11 67
12 67
13 37
14 127
15 3
16 3
17 5
18 41
19 11
20 17
21 5
22 5
23 5
24 29
25 71
26 11
27 101
28 2
29 2
30 2
31 101
32 107
33 2
34 2
35 71
36 71
37 191
38 191
39 227
40 239
41 281
42 2
43 197
44 227
45 107
46 29
47 569
48 281
49 821
50 599
51 1031
52 521
53 641
54 659
55 1229
56 569
57 1061
58 1481
59 2657
60 641

List of values

[1129, 113, 139, 139, 23, 47, 7, 7, 37, 67, 67, 37, 127, 3, 3, 5, 41, 11, 17, 5, 5, 5, 29, 71, 11, 101, 2, 2, 2, 101, 107, 2, 2, 71, 71, 191, 191, 227, 239, 281, 2, 197, 227, 107, 29, 569, 281, 821, 599, 1031, 521, 641, 659, 1229, 569, 1061, 1481, 2657, 641]