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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.

A196037 Positive integers b for which there is a primitive (-4/3)-Pythagorean triple (a,b,c) satisfying a<=b.

Table of values

n a(n)
1 4
2 9
3 24
4 12
5 9
6 28
7 108
8 36
9 117
10 252
11 72
12 136
13 456
14 95
15 56
16 220
17 99
18 345
19 720
20 180
21 105
22 80
23 36
24 55
25 65
26 203
27 252
28 448
29 63
30 693
31 336
32 63
33 189
34 88
35 592
36 91
37 432
38 176
39 315
40 297
41 161
42 539
43 660
44 160
45 260
46 792
47 135
48 429
49 308
50 77
51 119
52 187
53 767
54 651
55 144
56 416

List of values

[4, 9, 24, 12, 9, 28, 108, 36, 117, 252, 72, 136, 456, 95, 56, 220, 99, 345, 720, 180, 105, 80, 36, 55, 65, 203, 252, 448, 63, 693, 336, 63, 189, 88, 592, 91, 432, 176, 315, 297, 161, 539, 660, 160, 260, 792, 135, 429, 308, 77, 119, 187, 767, 651, 144, 416]