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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.

A354571 Ordered even leg lengths k (listed with multiplicity) of primitive Pythagorean triangles such that all odd prime factors of k are congruent to 3 (mod 4) and at least one prime factor is odd.

Table of values

n a(n)
1 12
2 12
3 24
4 24
5 28
6 28
7 36
8 36
9 44
10 44
11 48
12 48
13 56
14 56
15 72
16 72
17 76
18 76
19 84
20 84
21 84
22 84
23 88
24 88
25 92
26 92
27 96
28 96
29 108
30 108
31 112
32 112
33 124
34 124
35 132
36 132
37 132
38 132
39 144
40 144
41 152
42 152
43 168
44 168
45 168
46 168
47 172
48 172
49 176
50 176
51 184
52 184
53 188
54 188
55 192
56 192
57 196
58 196

List of values

[12, 12, 24, 24, 28, 28, 36, 36, 44, 44, 48, 48, 56, 56, 72, 72, 76, 76, 84, 84, 84, 84, 88, 88, 92, 92, 96, 96, 108, 108, 112, 112, 124, 124, 132, 132, 132, 132, 144, 144, 152, 152, 168, 168, 168, 168, 172, 172, 176, 176, 184, 184, 188, 188, 192, 192, 196, 196]

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

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