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.

A251795 Number of (n+1)X(2+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

Table of values

n a(n)
1 1080
2 28932
3 724300
4 18577404
5 474547100
6 12140516092
7 310512400748
8 7942655953980
9 203162998830364
10 5196687753697688
11 132925430781676964
12 3400084831220237312
13 86970384462156604888
14 2224605686320053022252

List of values

[1080, 28932, 724300, 18577404, 474547100, 12140516092, 310512400748, 7942655953980, 203162998830364, 5196687753697688, 132925430781676964, 3400084831220237312, 86970384462156604888, 2224605686320053022252]