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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.

A229849 Consider all primitive 120-degree triangles with sides A < B < C. The sequence gives the values of B.

Table of values

n a(n)
1 5
2 8
3 16
4 24
5 33
6 35
7 39
8 45
9 51
10 56
11 57
12 63
13 77
14 80
15 85
16 88
17 91
18 95
19 105
20 112
21 115
22 120
23 143
24 145
25 155
26 160
27 161
28 165
29 168
30 175
31 187
32 192
33 195
34 203
35 208
36 209
37 217
38 221
39 224
40 231
41 247
42 253
43 259
44 261
45 272
46 273
47 279
48 280
49 287
50 288
51 299
52 301
53 304
54 315
55 320
56 323

List of values

[5, 8, 16, 24, 33, 35, 39, 45, 51, 56, 57, 63, 77, 80, 85, 88, 91, 95, 105, 112, 115, 120, 143, 145, 155, 160, 161, 165, 168, 175, 187, 192, 195, 203, 208, 209, 217, 221, 224, 231, 247, 253, 259, 261, 272, 273, 279, 280, 287, 288, 299, 301, 304, 315, 320, 323]

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

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