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.

A207111 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 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 8
11 13
12 81
13 98
14 64
15 10
16 18
17 169
18 271
19 200
20 100
21 12
22 25
23 324
24 677
25 643
26 350
27 144
28 14
29 34
30 625
31 1504
32 1835
33 1271
34 556
35 196
36 16
37 46
38 1156
39 3399
40 4534
41 4047
42 2239
43 826
44 256
45 18
46 62
47 2116
48 7220
49 11511
50 10898
51 7837
52 3641
53 1168
54 324
55 20
56 83
57 3844

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 8, 13, 81, 98, 64, 10, 18, 169, 271, 200, 100, 12, 25, 324, 677, 643, 350, 144, 14, 34, 625, 1504, 1835, 1271, 556, 196, 16, 46, 1156, 3399, 4534, 4047, 2239, 826, 256, 18, 62, 2116, 7220, 11511, 10898, 7837, 3641, 1168, 324, 20, 83, 3844]