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.

A380991 a(n) = largest number of cells of a polyomino with at most n collinear cell centers.

Table of values

n a(n)
1 1
2 4
3 15
4 48

List of values

[1, 4, 15, 48]