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.

A297314 T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.

Table of values

n a(n)
1 1
2 2
3 1
4 4
5 7
6 1
7 7
8 23
9 21
10 1
11 12
12 66
13 117
14 65
15 1
16 21
17 207
18 497
19 609
20 200
21 1
22 37
23 654
24 2577
25 3808
26 3159
27 616
28 1
29 65
30 2049
31 13937
32 35476
33 29212
34 16389
35 1897
36 1
37 114
38 6422
39 72541
40 340825
41 484808
42 223995
43 85041
44 5842
45 1
46 200
47 20119
48 375054
49 2997197
50 8273245

List of values

[1, 2, 1, 4, 7, 1, 7, 23, 21, 1, 12, 66, 117, 65, 1, 21, 207, 497, 609, 200, 1, 37, 654, 2577, 3808, 3159, 616, 1, 65, 2049, 13937, 35476, 29212, 16389, 1897, 1, 114, 6422, 72541, 340825, 484808, 223995, 85041, 5842, 1, 200, 20119, 375054, 2997197, 8273245]