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.

A269198 Number of n X 5 0..3 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling three no more than once.

Table of values

n a(n)
1 756
2 68052
3 5877228
4 463790340
5 34838403756
6 2532677348772
7 179867149105740
8 12551707872624132
9 864008559706781292
10 58827234014669683044
11 3969574872302454754188
12 265864675607662372035012

List of values

[756, 68052, 5877228, 463790340, 34838403756, 2532677348772, 179867149105740, 12551707872624132, 864008559706781292, 58827234014669683044, 3969574872302454754188, 265864675607662372035012]

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

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