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.

A207762 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 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 9
11 13
12 81
13 82
14 81
15 14
16 19
17 169
18 221
19 193
20 196
21 21
22 28
23 361
24 493
25 663
26 488
27 441
28 31
29 41
30 784
31 1095
32 1664
33 2245
34 1087
35 961
36 46
37 60
38 1681
39 2654
40 4018
41 6552
42 6459
43 2305
44 2116
45 68
46 88
47 3600
48 6203
49 11509
50 16920
51 21547
52 17563
53 4932
54 4624
55 100

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 9, 13, 81, 82, 81, 14, 19, 169, 221, 193, 196, 21, 28, 361, 493, 663, 488, 441, 31, 41, 784, 1095, 1664, 2245, 1087, 961, 46, 60, 1681, 2654, 4018, 6552, 6459, 2305, 2116, 68, 88, 3600, 6203, 11509, 16920, 21547, 17563, 4932, 4624, 100]