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.

A207703 T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 0 and 0 1 0 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 15
12 81
13 102
14 64
15 10
16 25
17 225
18 289
19 216
20 100
21 12
22 40
23 625
24 1071
25 729
26 390
27 144
28 14
29 64
30 1600
31 3969
32 3321
33 1521
34 636
35 196
36 16
37 104
38 4096
39 13230
40 15129
41 8151
42 2809
43 966
44 256
45 18
46 169
47 10816
48 44100
49 61254
50 43681
51 17225
52 4761
53 1392

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 8, 15, 81, 102, 64, 10, 25, 225, 289, 216, 100, 12, 40, 625, 1071, 729, 390, 144, 14, 64, 1600, 3969, 3321, 1521, 636, 196, 16, 104, 4096, 13230, 15129, 8151, 2809, 966, 256, 18, 169, 10816, 44100, 61254, 43681, 17225, 4761, 1392]