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.

A188567 T(n,k)=Number of nXk binary arrays without the pattern 1 1 1 diagonally, vertically or horizontally.

Table of values

n a(n)
1 2
2 4
3 4
4 7
5 16
6 7
7 13
8 49
9 49
10 13
11 24
12 169
13 247
14 169
15 24
16 44
17 576
18 1383
19 1383
20 576
21 44
22 81
23 1936
24 7722
25 13306
26 7722
27 1936
28 81
29 149
30 6561
31 42712
32 127951
33 127951
34 42712
35 6561
36 149
37 274
38 22201
39 237116
40 1204078
41 2109386
42 1204078
43 237116
44 22201
45 274
46 504
47 75076

List of values

[2, 4, 4, 7, 16, 7, 13, 49, 49, 13, 24, 169, 247, 169, 24, 44, 576, 1383, 1383, 576, 44, 81, 1936, 7722, 13306, 7722, 1936, 81, 149, 6561, 42712, 127951, 127951, 42712, 6561, 149, 274, 22201, 237116, 1204078, 2109386, 1204078, 237116, 22201, 274, 504, 75076]