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.

A207024 T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 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 8
11 13
12 81
13 90
14 64
15 10
16 18
17 169
18 252
19 168
20 100
21 12
22 25
23 324
24 624
25 558
26 270
27 144
28 14
29 34
30 625
31 1350
32 1586
33 1035
34 396
35 196
36 16
37 46
38 1156
39 3025
40 3726
41 3315
42 1719
43 546
44 256
45 18
46 62
47 2116
48 6256
49 9450
50 8280
51 6123
52 2646
53 720
54 324
55 20
56 83
57 3844

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 8, 13, 81, 90, 64, 10, 18, 169, 252, 168, 100, 12, 25, 324, 624, 558, 270, 144, 14, 34, 625, 1350, 1586, 1035, 396, 196, 16, 46, 1156, 3025, 3726, 3315, 1719, 546, 256, 18, 62, 2116, 6256, 9450, 8280, 6123, 2646, 720, 324, 20, 83, 3844]