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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.

A337018 a(n) is the number of hexagons at distance n from the central hexagon of a hexaflake.

Table of values

n a(n)
0 1
1 6
2 6
3 18
4 18
5 6
6 18
7 18
8 18
9 54
10 54
11 30
12 54
13 42
14 6
15 18
16 18
17 18
18 54
19 54
20 30
21 54
22 42
23 18
24 54
25 54
26 54
27 162
28 162
29 90
30 162
31 126
32 30
33 90
34 90
35 66
36 162
37 150
38 78
39 126
40 90
41 6
42 18
43 18
44 18
45 54
46 54
47 30
48 54
49 42
50 18
51 54
52 54
53 54
54 162
55 162
56 90
57 162
58 126
59 30
60 90
61 90
62 66
63 162

List of values

[1, 6, 6, 18, 18, 6, 18, 18, 18, 54, 54, 30, 54, 42, 6, 18, 18, 18, 54, 54, 30, 54, 42, 18, 54, 54, 54, 162, 162, 90, 162, 126, 30, 90, 90, 66, 162, 150, 78, 126, 90, 6, 18, 18, 18, 54, 54, 30, 54, 42, 18, 54, 54, 54, 162, 162, 90, 162, 126, 30, 90, 90, 66, 162]

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

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