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.

A207488 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 1 and 1 1 0 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 9
11 13
12 81
13 82
14 81
15 14
16 18
17 169
18 217
19 177
20 196
21 22
22 25
23 324
24 499
25 530
26 408
27 484
28 35
29 34
30 625
31 1014
32 1322
33 1459
34 942
35 1225
36 56
37 46
38 1156
39 2141
40 2749
41 4041
42 3947
43 2233
44 3136
45 90
46 62
47 2116
48 4188
49 6217
50 8808
51 12151
52 11306
53 5348
54 8100
55 145
56 83

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 9, 13, 81, 82, 81, 14, 18, 169, 217, 177, 196, 22, 25, 324, 499, 530, 408, 484, 35, 34, 625, 1014, 1322, 1459, 942, 1225, 56, 46, 1156, 2141, 2749, 4041, 3947, 2233, 3136, 90, 62, 2116, 4188, 6217, 8808, 12151, 11306, 5348, 8100, 145, 83]