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.

A207403 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 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 12
12 81
13 102
14 64
15 10
16 16
17 144
18 289
19 216
20 100
21 12
22 20
23 256
24 612
25 729
26 390
27 144
28 14
29 25
30 400
31 1296
32 1782
33 1521
34 636
35 196
36 16
37 30
38 625
39 2340
40 4356
41 4212
42 2809
43 966
44 256
45 18
46 36
47 900
48 4225
49 8910
50 11664
51 8692
52 4761
53 1392
54 324
55 20
56 42
57 1296

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 8, 12, 81, 102, 64, 10, 16, 144, 289, 216, 100, 12, 20, 256, 612, 729, 390, 144, 14, 25, 400, 1296, 1782, 1521, 636, 196, 16, 30, 625, 2340, 4356, 4212, 2809, 966, 256, 18, 36, 900, 4225, 8910, 11664, 8692, 4761, 1392, 324, 20, 42, 1296]