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.

A350304 Maximum number of 1's in an n X n binary matrix without an all-ones 3 X 3 submatrix.

Table of values

n a(n)
1 1
2 4
3 8
4 13
5 20
6 26
7 33
8 42
9 49
10 60
11 69
12 80
13 92
14 105
15 120
16 128

List of values

[1, 4, 8, 13, 20, 26, 33, 42, 49, 60, 69, 80, 92, 105, 120, 128]