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.

A295416 T(n,k)=Number of nXk 0..1 arrays with each 1 horizontally or vertically adjacent to 1, 2 or 3 1s.

Table of values

n a(n)
1 1
2 2
3 2
4 4
5 10
6 4
7 7
8 36
9 36
10 7
11 12
12 126
13 234
14 126
15 12
16 21
17 454
18 1534
19 1534
20 454
21 21
22 37
23 1632
24 10291
25 19026
26 10291
27 1632
28 37
29 65
30 5854
31 68613
32 240439
33 240439
34 68613
35 5854
36 65
37 114
38 21010
39 457178
40 3019079
41 5741797
42 3019079
43 457178
44 21010
45 114
46 200
47 75412

List of values

[1, 2, 2, 4, 10, 4, 7, 36, 36, 7, 12, 126, 234, 126, 12, 21, 454, 1534, 1534, 454, 21, 37, 1632, 10291, 19026, 10291, 1632, 37, 65, 5854, 68613, 240439, 240439, 68613, 5854, 65, 114, 21010, 457178, 3019079, 5741797, 3019079, 457178, 21010, 114, 200, 75412]