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.

A231759 Number of (n+1)X(3+1) 0..1 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to one.

Table of values

n a(n)
1 100
2 625
3 5041
4 40000
5 303601
6 2353156
7 18318400
8 141681409
9 1096603225
10 8501393209
11 65862549769
12 510117350625
13 3952044600625
14 30617619155761
15 237184671441601
16 1837438830737449
17 14234617914330724
18 110274092537986624

List of values

[100, 625, 5041, 40000, 303601, 2353156, 18318400, 141681409, 1096603225, 8501393209, 65862549769, 510117350625, 3952044600625, 30617619155761, 237184671441601, 1837438830737449, 14234617914330724, 110274092537986624]

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

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