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.

A121543 "If k appears then the k-th prime doesn't", with a(1)=1.

Table of values

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

List of values

[1, 3, 4, 6, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 41, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 67, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 83, 84, 85, 86, 87, 88]

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

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