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.

A065090 Natural numbers which are not odd primes: composites plus 1 and 2.

Table of values

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

List of values

[1, 2, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94]

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

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