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.

A207000 T(n,k)=Number of nXk 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically.

Table of values

n a(n)
1 2
2 4
3 4
4 7
5 16
6 7
7 12
8 49
9 49
10 12
11 21
12 144
13 230
14 144
15 20
16 37
17 441
18 1011
19 1020
20 400
21 33
22 65
23 1369
24 4705
25 6612
26 4120
27 1089
28 54
29 114
30 4225
31 22412
32 45932
33 38144
34 16109
35 2916
36 88
37 200
38 12996
39 105936
40 329734
41 382349
42 211471
43 61003
44 7744
45 143
46 351
47 40000
48 497727

List of values

[2, 4, 4, 7, 16, 7, 12, 49, 49, 12, 21, 144, 230, 144, 20, 37, 441, 1011, 1020, 400, 33, 65, 1369, 4705, 6612, 4120, 1089, 54, 114, 4225, 22412, 45932, 38144, 16109, 2916, 88, 200, 12996, 105936, 329734, 382349, 211471, 61003, 7744, 143, 351, 40000, 497727]