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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.

A166871 Permutation of the integers: 3 positives, 2 negatives.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 -1
5 -2
6 4
7 5
8 6
9 -3
10 -4
11 7
12 8
13 9
14 -5
15 -6
16 10
17 11
18 12
19 -7
20 -8
21 13
22 14
23 15
24 -9
25 -10
26 16
27 17
28 18
29 -11
30 -12
31 19
32 20
33 21
34 -13
35 -14
36 22
37 23
38 24
39 -15
40 -16
41 25
42 26
43 27
44 -17
45 -18
46 28
47 29
48 30
49 -19
50 -20
51 31
52 32
53 33
54 -21
55 -22
56 34
57 35
58 36
59 -23
60 -24
61 37
62 38
63 39
64 -25
65 -26
66 40
67 41

List of values

[0, 1, 2, 3, -1, -2, 4, 5, 6, -3, -4, 7, 8, 9, -5, -6, 10, 11, 12, -7, -8, 13, 14, 15, -9, -10, 16, 17, 18, -11, -12, 19, 20, 21, -13, -14, 22, 23, 24, -15, -16, 25, 26, 27, -17, -18, 28, 29, 30, -19, -20, 31, 32, 33, -21, -22, 34, 35, 36, -23, -24, 37, 38, 39, -25, -26, 40, 41]

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