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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.

A335895 Middle side of primitive triples, in nondecreasing order, for integer-sided triangles whose angles A < B < C are in arithmetic progression.

Table of values

n a(n)
1 7
2 7
3 13
4 13
5 19
6 19
7 31
8 31
9 37
10 37
11 43
12 43
13 49
14 49
15 61
16 61
17 67
18 67
19 73
20 73
21 79
22 79
23 91
24 91
25 91
26 91
27 97
28 97
29 103
30 103
31 109
32 109
33 127
34 127
35 133
36 133
37 133
38 133
39 139
40 139
41 151
42 151
43 157
44 157
45 163
46 163
47 169
48 169
49 181
50 181
51 193
52 193
53 199
54 199
55 211
56 211
57 217
58 217
59 217
60 217

List of values

[7, 7, 13, 13, 19, 19, 31, 31, 37, 37, 43, 43, 49, 49, 61, 61, 67, 67, 73, 73, 79, 79, 91, 91, 91, 91, 97, 97, 103, 103, 109, 109, 127, 127, 133, 133, 133, 133, 139, 139, 151, 151, 157, 157, 163, 163, 169, 169, 181, 181, 193, 193, 199, 199, 211, 211, 217, 217, 217, 217]

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

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