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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.

A067060 A permutation of the positive integers in groups of four such that any two consecutive numbers differ by at least 2.

Table of values

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

List of values

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

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

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