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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.

A198466 Consider triples a<=b where (a^2+b^2-c^2)/(c-a-b) = -1, 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 6
6 7
7 7
8 8
9 9
10 9
11 10
12 10
13 10
14 11
15 11
16 12
17 12
18 12
19 13
20 13
21 13
22 14
23 14
24 15
25 15
26 15
27 15
28 15
29 16
30 16
31 16
32 17
33 18
34 18
35 18
36 18
37 19
38 19
39 19
40 19
41 20
42 20
43 20
44 21
45 21
46 21
47 21
48 21
49 22
50 22
51 22
52 22
53 22
54 23
55 23
56 24
57 24
58 24
59 25
60 25
61 25
62 25
63 26
64 26
65 26
66 26
67 27
68 27
69 27
70 27
71 28
72 28
73 28
74 28
75 28

List of values

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

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