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.

A103889 Odd and even positive integers swapped.

Table of values

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

List of values

[2, 1, 4, 3, 6, 5, 8, 7, 10, 9, 12, 11, 14, 13, 16, 15, 18, 17, 20, 19, 22, 21, 24, 23, 26, 25, 28, 27, 30, 29, 32, 31, 34, 33, 36, 35, 38, 37, 40, 39, 42, 41, 44, 43, 46, 45, 48, 47, 50, 49, 52, 51, 54, 53, 56, 55, 58, 57, 60, 59, 62, 61, 64, 63, 66, 65, 68, 67, 70, 69, 72, 71]

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

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