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.

A217645 T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..2 nXk array.

Table of values

n a(n)
1 3
2 3
3 3
4 9
5 9
6 9
7 17
8 27
9 27
10 17
11 37
12 91
13 163
14 91
15 37
16 77
17 293
18 877
19 877
20 293
21 77
22 163
23 959
24 5119
25 8363
26 5119
27 959
28 163
29 343
30 3121
31 29101
32 80653
33 80653
34 29101
35 3121
36 343
37 723
38 10171
39 166193
40 779051
41 1348399
42 779051
43 166193
44 10171
45 723
46 1523
47 33141
48 949883

List of values

[3, 3, 3, 9, 9, 9, 17, 27, 27, 17, 37, 91, 163, 91, 37, 77, 293, 877, 877, 293, 77, 163, 959, 5119, 8363, 5119, 959, 163, 343, 3121, 29101, 80653, 80653, 29101, 3121, 343, 723, 10171, 166193, 779051, 1348399, 779051, 166193, 10171, 723, 1523, 33141, 949883]