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.

A241118 Number of n X 6 0..3 arrays with no element equal to exactly three horizontal or vertical neighbors, with new values 0..3 introduced in row major order.

Table of values

n a(n)
1 187
2 622645
3 2085879115
4 7012241396116
5 23571710809729613
6 79236581561126536192
7 266354689978495657505773
8 895354388889821272809074322
9 3009744193584209519705208003912

List of values

[187, 622645, 2085879115, 7012241396116, 23571710809729613, 79236581561126536192, 266354689978495657505773, 895354388889821272809074322, 3009744193584209519705208003912]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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