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.

A223850 T(n,k)=Number of nXk 0..3 arrays with rows and columns unimodal.

Table of values

n a(n)
1 4
2 16
3 16
4 50
5 256
6 50
7 130
8 2500
9 2500
10 130
11 296
12 16900
13 64660
14 16900
15 296
16 610
17 87616
18 1006318
19 1006318
20 87616
21 610
22 1163
23 372100
24 10804883
25 32464394
26 10804883
27 372100
28 1163
29 2083
30 1352569
31 87613063
32 664770145
33 664770145
34 87613063
35 1352569
36 2083

List of values

[4, 16, 16, 50, 256, 50, 130, 2500, 2500, 130, 296, 16900, 64660, 16900, 296, 610, 87616, 1006318, 1006318, 87616, 610, 1163, 372100, 10804883, 32464394, 10804883, 372100, 1163, 2083, 1352569, 87613063, 664770145, 664770145, 87613063, 1352569, 2083]