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.

A268903 Number of nX7 0..2 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two exactly once.

Table of values

n a(n)
1 576
2 34344
3 1585800
4 66210264
5 2611960344
6 99308573208
7 3679171151832
8 133712637011640
9 4788143315276472
10 169455769674019992
11 5940079034652505944
12 206577531186380751096
13 7136252899974195705720
14 245118805391945325271896

List of values

[576, 34344, 1585800, 66210264, 2611960344, 99308573208, 3679171151832, 133712637011640, 4788143315276472, 169455769674019992, 5940079034652505944, 206577531186380751096, 7136252899974195705720, 245118805391945325271896]

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

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