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.

A222386 T(n,k)=Sum of neighbor maps: number of nXk binary arrays indicating the locations of corresponding elements equal to the sum mod 3 of their horizontal and antidiagonal neighbors in a random 0..2 nXk array.

Table of values

n a(n)
1 2
2 2
3 4
4 8
5 16
6 8
7 16
8 48
9 64
10 16
11 24
12 248
13 512
14 232
15 32
16 64
17 1024
18 3968
19 3968
20 1024
21 64
22 128
23 3968
24 32768
25 63488
26 32768
27 4096
28 128
29 232
30 15872
31 262144
32 1048576
33 1048320
34 261376
35 16224
36 256
37 512
38 65536
39 2093824
40 16776896
41 33546240
42 16777216
43 2097152

List of values

[2, 2, 4, 8, 16, 8, 16, 48, 64, 16, 24, 248, 512, 232, 32, 64, 1024, 3968, 3968, 1024, 64, 128, 3968, 32768, 63488, 32768, 4096, 128, 232, 15872, 262144, 1048576, 1048320, 261376, 16224, 256, 512, 65536, 2093824, 16776896, 33546240, 16777216, 2097152]