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.

A302515 T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 4 or 5 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 11
14 6
15 16
16 13
17 7
18 15
19 9
20 9
21 32
22 21
23 13
24 21
25 28
26 14
27 14
28 64
29 34
30 23
31 52
32 36
33 48
34 21
35 22
36 128
37 55
38 37
39 118
40 80
41 90
42 89
43 28
44 35
45 256
46 89
47 63
48 220
49 235
50 199
51 184
52 163
53 37
54 56
55 512
56 144
57 109
58 408
59 541
60 689
61 458
62 376
63 297
64 51
65 90
66 1024
67 233
68 183

List of values

[1, 2, 2, 3, 3, 4, 5, 3, 4, 8, 8, 5, 11, 6, 16, 13, 7, 15, 9, 9, 32, 21, 13, 21, 28, 14, 14, 64, 34, 23, 52, 36, 48, 21, 22, 128, 55, 37, 118, 80, 90, 89, 28, 35, 256, 89, 63, 220, 235, 199, 184, 163, 37, 56, 512, 144, 109, 408, 541, 689, 458, 376, 297, 51, 90, 1024, 233, 183]