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.

A208028 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 1 0 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 9
11 16
12 100
13 102
14 81
15 13
16 26
17 256
18 378
19 279
20 169
21 19
22 42
23 676
24 1260
25 1377
26 741
27 361
28 28
29 68
30 1764
31 4374
32 5895
33 4823
34 1995
35 784
36 41
37 110
38 4624
39 14946
40 26685
41 26845
42 17119
43 5404
44 1681
45 60
46 178
47 12100
48 51384
49 118179
50 158847
51 123709

List of values

[2, 4, 4, 6, 16, 6, 10, 36, 36, 9, 16, 100, 102, 81, 13, 26, 256, 378, 279, 169, 19, 42, 676, 1260, 1377, 741, 361, 28, 68, 1764, 4374, 5895, 4823, 1995, 784, 41, 110, 4624, 14946, 26685, 26845, 17119, 5404, 1681, 60, 178, 12100, 51384, 118179, 158847, 123709]