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.

A251802 Number of (2+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

Table of values

n a(n)
1 1740
2 28932
3 348679
4 3352272
5 27291608
6 195753488
7 1271711747
8 7634258216
9 42987423526
10 229660644080
11 1174599406053
12 5792185593840
13 27697451048182
14 129039115827548
15 587993778478925
16 2629056738236432
17 11566062999511464

List of values

[1740, 28932, 348679, 3352272, 27291608, 195753488, 1271711747, 7634258216, 42987423526, 229660644080, 1174599406053, 5792185593840, 27697451048182, 129039115827548, 587993778478925, 2629056738236432, 11566062999511464]