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.

A279466 T(n,k)=Number of nXk 0..1 arrays with no element equal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Table of values

n a(n)
1 0
2 0
3 0
4 2
5 2
6 2
7 2
8 6
9 6
10 2
11 5
12 20
13 33
14 20
15 5
16 8
17 66
18 180
19 180
20 66
21 8
22 15
23 210
24 1024
25 1722
26 1024
27 210
28 15
29 26
30 658
31 5228
32 15484
33 15484
34 5228
35 658
36 26
37 46
38 2036
39 26670
40 129914
41 223261
42 129914
43 26670
44 2036
45 46
46 80
47 6236
48 134438
49 1079792
50 3086910
51 3086910

List of values

[0, 0, 0, 2, 2, 2, 2, 6, 6, 2, 5, 20, 33, 20, 5, 8, 66, 180, 180, 66, 8, 15, 210, 1024, 1722, 1024, 210, 15, 26, 658, 5228, 15484, 15484, 5228, 658, 26, 46, 2036, 26670, 129914, 223261, 129914, 26670, 2036, 46, 80, 6236, 134438, 1079792, 3086910, 3086910]