cp's OEIS Frontend

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.

A329512 Array read by upward antidiagonals: row n = coordination sequence for cylinder formed by rolling up a strip of width 2*n hexagons cut from the hexagonal grid by cuts perpendicular to grid lines.

Table of values

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

List of values

[1, 1, 3, 1, 3, 4, 1, 3, 6, 4, 1, 3, 6, 9, 4, 1, 3, 6, 9, 9, 4, 1, 3, 6, 9, 12, 8, 4, 1, 3, 6, 9, 12, 15, 8, 4, 1, 3, 6, 9, 12, 15, 14, 8, 4, 1, 3, 6, 9, 12, 15, 18, 12, 8, 4, 1, 3, 6, 9, 12, 15, 18, 21, 12, 8, 4]