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.

A302680 T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 3
6 4
7 5
8 3
9 4
10 8
11 8
12 5
13 8
14 6
15 16
16 13
17 7
18 12
19 7
20 9
21 32
22 21
23 13
24 18
25 20
26 11
27 14
28 64
29 34
30 23
31 40
32 30
33 33
34 18
35 22
36 128
37 55
38 37
39 94
40 76
41 63
42 64
43 29
44 35
45 256
46 89
47 63
48 184
49 217
50 187
51 125
52 121
53 47
54 56
55 512
56 144
57 109
58 358
59 509
60 661
61 453
62 257
63 231
64 76
65 90
66 1024
67 233
68 183
69 760

List of values

[1, 2, 2, 3, 3, 4, 5, 3, 4, 8, 8, 5, 8, 6, 16, 13, 7, 12, 7, 9, 32, 21, 13, 18, 20, 11, 14, 64, 34, 23, 40, 30, 33, 18, 22, 128, 55, 37, 94, 76, 63, 64, 29, 35, 256, 89, 63, 184, 217, 187, 125, 121, 47, 56, 512, 144, 109, 358, 509, 661, 453, 257, 231, 76, 90, 1024, 233, 183, 760]