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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.

A198458 Consider triples a<=b where (a^2+b^2-c^2)/(c-a-b) = 2, ordered by a and then b; sequence gives a values.

Table of values

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

List of values

[3, 4, 5, 6, 7, 7, 8, 9, 9, 10, 10, 11, 12, 12, 13, 13, 13, 14, 14, 15, 15, 15, 16, 16, 16, 17, 18, 18, 18, 19, 19, 19, 20, 20, 21, 21, 21, 22, 22, 22, 22, 23, 23, 24, 24, 24, 24, 25, 25, 25, 25, 26, 26, 27, 27, 27, 28, 28, 28, 28, 28, 29, 30, 30, 30, 30, 30, 30, 31, 31, 31]

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