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.

A302367 T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3 or 4 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 31
14 3
15 16
16 1
17 72
18 20
19 109
20 6
21 32
22 1
23 168
24 154
25 77
26 397
27 10
28 64
29 1
30 496
31 284
32 918
33 209
34 1430
35 21
36 128
37 1
38 1296
39 1109
40 3125
41 6580
42 774
43 5110
44 42
45 256
46 1
47 3616
48 3472
49 21831
50 26458
51 49293
52 3143
53 18395
54 86
55 512
56 1
57 9760
58 12763
59 125193

List of values

[1, 1, 2, 1, 2, 4, 1, 12, 2, 8, 1, 20, 31, 3, 16, 1, 72, 20, 109, 6, 32, 1, 168, 154, 77, 397, 10, 64, 1, 496, 284, 918, 209, 1430, 21, 128, 1, 1296, 1109, 3125, 6580, 774, 5110, 42, 256, 1, 3616, 3472, 21831, 26458, 49293, 3143, 18395, 86, 512, 1, 9760, 12763, 125193]