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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.

A316852 Consider primitive integer triangles as listed in rows of table A316842. Sequence gives perimeters of these triangles in the same order.

Table of values

n a(n)
1 3
2 5
3 7
4 7
5 8
6 9
7 10
8 9
9 11
10 11
11 11
12 12
13 13
14 11
15 12
16 13
17 14
18 13
19 13
20 14
21 15
22 16
23 13
24 17
25 15
26 15
27 16
28 17
29 15
30 16
31 17
32 18
33 19
34 15
35 16
36 17
37 18
38 19
39 20
40 17
41 18
42 17
43 19
44 17
45 18
46 19
47 20
48 21
49 22
50 17
51 19
52 21
53 23
54 19
55 19
56 20
57 19
58 20
59 21
60 22
61 23
62 19
63 20
64 21
65 22
66 23
67 24

List of values

[3, 5, 7, 7, 8, 9, 10, 9, 11, 11, 11, 12, 13, 11, 12, 13, 14, 13, 13, 14, 15, 16, 13, 17, 15, 15, 16, 17, 15, 16, 17, 18, 19, 15, 16, 17, 18, 19, 20, 17, 18, 17, 19, 17, 18, 19, 20, 21, 22, 17, 19, 21, 23, 19, 19, 20, 19, 20, 21, 22, 23, 19, 20, 21, 22, 23, 24]

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