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.

A231770 Number of (6+1)X(n+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)
1 361
2 70927
3 2353156
4 71884125
5 3855664836
6 216545491864
7 9934984224361
8 448592877350499
9 21644127566241489
10 1051738505815977136
11 49914472444866670144
12 2363795427626479382800
13 112835392990992064829881

List of values

[361, 70927, 2353156, 71884125, 3855664836, 216545491864, 9934984224361, 448592877350499, 21644127566241489, 1051738505815977136, 49914472444866670144, 2363795427626479382800, 112835392990992064829881]