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.

A207858 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 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 9
8 36
9 36
10 10
11 15
12 81
13 102
14 100
15 16
16 25
17 225
18 289
19 370
20 256
21 26
22 40
23 625
24 1071
25 1369
26 1232
27 676
28 42
29 64
30 1600
31 3969
32 7289
33 5929
34 4238
35 1764
36 68
37 104
38 4096
39 13230
40 38809
41 44121
42 26569
43 14406
44 4624
45 110
46 169
47 10816
48 44100
49 178088
50 328329

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 10, 15, 81, 102, 100, 16, 25, 225, 289, 370, 256, 26, 40, 625, 1071, 1369, 1232, 676, 42, 64, 1600, 3969, 7289, 5929, 4238, 1764, 68, 104, 4096, 13230, 38809, 44121, 26569, 14406, 4624, 110, 169, 10816, 44100, 178088, 328329]