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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.

A020887 Ordered set of a + b - c as (a,b,c) runs through all primitive Pythagorean triples with a

Table of values

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

List of values

[2, 4, 6, 6, 8, 10, 10, 12, 12, 14, 14, 16, 18, 18, 20, 20, 22, 22, 24, 24, 26, 26, 28, 28, 30, 30, 30, 30, 32, 34, 34, 36, 36, 38, 38, 40, 40, 42, 42, 42, 42, 44, 44, 46, 46, 48, 48, 50, 50, 52, 52, 54, 54, 56, 56, 58, 58, 60, 60, 60, 60, 62, 62, 64, 66, 66, 66, 66, 68, 68, 70]

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

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