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.

A207467 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 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 10
11 13
12 81
13 98
14 100
15 16
16 18
17 169
18 271
19 358
20 256
21 26
22 25
23 324
24 677
25 1307
26 1152
27 676
28 42
29 34
30 625
31 1504
32 4219
33 5369
34 3910
35 1764
36 68
37 46
38 1156
39 3399
40 11760
41 21517
42 23645
43 12994
44 4624
45 110
46 62
47 2116
48 7220
49 33393
50 71928
51 119965
52 101233

List of values

[2, 4, 4, 6, 16, 6, 9, 36, 36, 10, 13, 81, 98, 100, 16, 18, 169, 271, 358, 256, 26, 25, 324, 677, 1307, 1152, 676, 42, 34, 625, 1504, 4219, 5369, 3910, 1764, 68, 46, 1156, 3399, 11760, 21517, 23645, 12994, 4624, 110, 62, 2116, 7220, 33393, 71928, 119965, 101233]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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