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.

A302427 T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 3 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 9
9 6
10 8
11 8
12 17
13 11
14 10
15 16
16 13
17 25
18 21
19 21
20 21
21 32
22 21
23 65
24 38
25 42
26 51
27 42
28 64
29 34
30 185
31 88
32 83
33 148
34 93
35 86
36 128
37 55
38 385
39 188
40 235
41 372
42 362
43 207
44 179
45 256
46 89
47 649
48 377
49 532
50 1359
51 992
52 879
53 517
54 370
55 512
56 144
57 1489
58 735
59 1250
60 4223
61 4231
62 2503
63 2447

List of values

[1, 2, 2, 3, 3, 4, 5, 9, 6, 8, 8, 17, 11, 10, 16, 13, 25, 21, 21, 21, 32, 21, 65, 38, 42, 51, 42, 64, 34, 185, 88, 83, 148, 93, 86, 128, 55, 385, 188, 235, 372, 362, 207, 179, 256, 89, 649, 377, 532, 1359, 992, 879, 517, 370, 512, 144, 1489, 735, 1250, 4223, 4231, 2503, 2447]