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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.

A375036 Perimeter of n when it is considered as a "histonumber" (see Comments for definition).

Table of values

n a(n)
0 2
1 4
2 6
3 8
4 10
5 12
6 14
7 16
8 18
9 20
10 6
11 6
12 8
13 10
14 12
15 14
16 16
17 18
18 20
19 22
20 8
21 8
22 8
23 10
24 12
25 14
26 16
27 18
28 20
29 22
30 10
31 10
32 10
33 10
34 12
35 14
36 16
37 18
38 20
39 22
40 12
41 12
42 12
43 12
44 12
45 14
46 16
47 18
48 20
49 22
50 14
51 14
52 14
53 14
54 14
55 14
56 16
57 18
58 20
59 22
60 16
61 16
62 16
63 16
64 16
65 16
66 16
67 18

List of values

[2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 6, 6, 8, 10, 12, 14, 16, 18, 20, 22, 8, 8, 8, 10, 12, 14, 16, 18, 20, 22, 10, 10, 10, 10, 12, 14, 16, 18, 20, 22, 12, 12, 12, 12, 12, 14, 16, 18, 20, 22, 14, 14, 14, 14, 14, 14, 16, 18, 20, 22, 16, 16, 16, 16, 16, 16, 16, 18]

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

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