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.

A275228 T(n,k)=Number of nXk 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,0) and new values introduced in order 0..2.

Table of values

n a(n)
1 1
2 2
3 1
4 5
5 6
6 2
7 14
8 36
9 11
10 4
11 41
12 216
13 61
14 27
15 8
16 122
17 1296
18 339
19 187
20 66
21 16
22 365
23 7776
24 1885
25 1302
26 648
27 162
28 32
29 1094
30 46656
31 10483
32 9075
33 6448
34 2282
35 404
36 64
37 3281
38 279936
39 58301
40 63267
41 64248
42 32388
43 8134
44 1007
45 128
46 9842
47 1679616
48 324243
49 441090
50 640250

List of values

[1, 2, 1, 5, 6, 2, 14, 36, 11, 4, 41, 216, 61, 27, 8, 122, 1296, 339, 187, 66, 16, 365, 7776, 1885, 1302, 648, 162, 32, 1094, 46656, 10483, 9075, 6448, 2282, 404, 64, 3281, 279936, 58301, 63267, 64248, 32388, 8134, 1007, 128, 9842, 1679616, 324243, 441090, 640250]