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.

A006624 a(n) is the least k such that every n X (n+3) {0,1}-matrix with k ones contains an all-ones 2 X 4 submatrix.

Table of values

n a(n)
2 9
3 14
4 20
5 27
6 33
7 41
8 49
9 57

List of values

[9, 14, 20, 27, 33, 41, 49, 57]