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.

A263861 Triangle read by rows: T(n,k) (n>=0, k>=n+1) is the number of posets with n elements and whose order polytope has k facets.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 3
6 1
7 1
8 7
9 6
10 2
11 1
12 13
13 26
14 17
15 4
16 2
17 1
18 22
19 85
20 112
21 60
22 27
23 7
24 3
25 1

List of values

[1, 1, 1, 1, 1, 3, 1, 1, 7, 6, 2, 1, 13, 26, 17, 4, 2, 1, 22, 85, 112, 60, 27, 7, 3, 1]