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.

A282884 Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element.

Table of values

n a(n)
1 26
2 1414
3 67676
4 2342046
5 80114311
6 2561487246
7 79687436788
8 2422749969094
9 72384911847530
10 2134206947210504
11 62249002221009867
12 1799694062835383562
13 51649085124007452943
14 1473029187027581364502
15 41785825649251975653356

List of values

[26, 1414, 67676, 2342046, 80114311, 2561487246, 79687436788, 2422749969094, 72384911847530, 2134206947210504, 62249002221009867, 1799694062835383562, 51649085124007452943, 1473029187027581364502, 41785825649251975653356]

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

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