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.

A232375 Number of nX7 0..3 arrays with every 0 next to a 1, every 1 next to a 2 and every 2 next to a 3 horizontally, diagonally or antidiagonally, and no adjacent values equal.

Table of values

n a(n)
1 48
2 19448
3 2046700
4 219597458
5 24945468636
6 2824295623804
7 319646954776850
8 36234058732024820
9 4107330198377776652
10 465585399247158982768
11 52778440824390526548132
12 5982947009339446194736266

List of values

[48, 19448, 2046700, 219597458, 24945468636, 2824295623804, 319646954776850, 36234058732024820, 4107330198377776652, 465585399247158982768, 52778440824390526548132, 5982947009339446194736266]

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

Content is available under The OEIS End-User License Agreement.