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.

A208780 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 1 1 vertically.

Table of values

n a(n)
1 2
2 4
3 4
4 6
5 16
6 6
7 10
8 36
9 36
10 10
11 16
12 100
13 36
14 100
15 16
16 26
17 256
18 60
19 60
20 256
21 26
22 42
23 676
24 96
25 100
26 96
27 676
28 42
29 68
30 1764
31 156
32 160
33 160
34 156
35 1764
36 68
37 110
38 4624
39 252
40 260
41 256
42 260
43 252
44 4624
45 110
46 178
47 12100
48 408
49 420
50 416
51 416
52 420
53 408
54 12100
55 178
56 288
57 31684
58 660

List of values

[2, 4, 4, 6, 16, 6, 10, 36, 36, 10, 16, 100, 36, 100, 16, 26, 256, 60, 60, 256, 26, 42, 676, 96, 100, 96, 676, 42, 68, 1764, 156, 160, 160, 156, 1764, 68, 110, 4624, 252, 260, 256, 260, 252, 4624, 110, 178, 12100, 408, 420, 416, 416, 420, 408, 12100, 178, 288, 31684, 660]