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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.

A059573 Polyotessamino numbers T(n,k) (1<=k<=n): take all the polyominoes with n cells (including those with holes but excluding rotations and reflections); fill them as completely as possible with rectangular 1 X k tiles; T(n,k) is number of ways of doing this.

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 4
6 1
7 5
8 8
9 4
10 1
11 12
12 34
13 18
14 4
15 1
16 35
17 85
18 61
19 22
20 5
21 1

List of values

[1, 1, 1, 2, 4, 1, 5, 8, 4, 1, 12, 34, 18, 4, 1, 35, 85, 61, 22, 5, 1]

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