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.

A375926 Numbers k such that A018252(k+1) = A018252(k) + 1. In other words, the k-th nonprime number is 1 less than the next.

Table of values

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

List of values

[4, 5, 8, 9, 12, 13, 15, 16, 17, 18, 21, 22, 23, 24, 26, 27, 30, 31, 33, 34, 35, 36, 38, 39, 40, 41, 44, 45, 46, 47, 49, 50, 53, 54, 55, 56, 58, 59, 61, 62, 63, 64, 66, 67, 68, 69, 70, 71, 73, 74, 77, 78, 81, 82, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95]

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

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