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.

A259332 Triangle read by rows: T(n,k) = number of column-convex polyominoes with perimeter n and k columns (1 <= k <= n).

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 6
6 5
7 1
8 12
9 27
10 14
11 1
12 20
13 85
14 112
15 42
16 1
17 30
18 205
19 492
20 450
21 132
22 1
23 42
24 420
25 1582
26 2565
27 1782
28 429
29 1
30 56
31 770
32 4172
33 10415
34 12562
35 7007
36 1430

List of values

[1, 1, 2, 1, 6, 5, 1, 12, 27, 14, 1, 20, 85, 112, 42, 1, 30, 205, 492, 450, 132, 1, 42, 420, 1582, 2565, 1782, 429, 1, 56, 770, 4172, 10415, 12562, 7007, 1430]