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.

A231226 Number of (n+2)X(7+2) 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Table of values

n a(n)
1 43
2 264
3 1799
4 12179
5 102113
6 748665
7 5930126
8 48317804
9 390225796
10 3267809753
11 27184285056
12 228686827731
13 1938757497433
14 16432432134267
15 140079591842774
16 1195812427594821
17 10221439423090293
18 87552309666153978
19 750295493573918472

List of values

[43, 264, 1799, 12179, 102113, 748665, 5930126, 48317804, 390225796, 3267809753, 27184285056, 228686827731, 1938757497433, 16432432134267, 140079591842774, 1195812427594821, 10221439423090293, 87552309666153978, 750295493573918472]