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.

A302889 T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 2
6 4
7 1
8 12
9 2
10 8
11 1
12 20
13 37
14 3
15 16
16 1
17 72
18 53
19 141
20 6
21 32
22 1
23 168
24 197
25 238
26 569
27 10
28 64
29 1
30 496
31 818
32 2278
33 1102
34 2262
35 21
36 128
37 1
38 1296
39 2548
40 12782
41 20937
42 5570
43 8968
44 42
45 256
46 1
47 3616
48 10926
49 98458
50 200186
51 206332
52 28594
53 35667
54 86
55 512
56 1
57 9760
58 42671

List of values

[1, 1, 2, 1, 2, 4, 1, 12, 2, 8, 1, 20, 37, 3, 16, 1, 72, 53, 141, 6, 32, 1, 168, 197, 238, 569, 10, 64, 1, 496, 818, 2278, 1102, 2262, 21, 128, 1, 1296, 2548, 12782, 20937, 5570, 8968, 42, 256, 1, 3616, 10926, 98458, 200186, 206332, 28594, 35667, 86, 512, 1, 9760, 42671]