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.

A229606 T(n,k) = number of defective 3-colorings of an n X k 0..2 array connected horizontally and vertically with exactly two mistakes, and colors introduced in row-major 0..2 order.

Table of values

n a(n)
1 0
2 0
3 0
4 1
5 6
6 1
7 3
8 39
9 39
10 3
11 12
12 202
13 396
14 202
15 12
16 40
17 925
18 3040
19 3040
20 925
21 40
22 120
23 3924
24 20714
25 35182
26 20714
27 3924
28 120
29 336
30 15795
31 131345
32 362100
33 362100
34 131345
35 15795
36 336
37 896
38 61182
39 792929
40 3476928
41 5655616
42 3476928
43 792929
44 61182
45 896

List of values

[0, 0, 0, 1, 6, 1, 3, 39, 39, 3, 12, 202, 396, 202, 12, 40, 925, 3040, 3040, 925, 40, 120, 3924, 20714, 35182, 20714, 3924, 120, 336, 15795, 131345, 362100, 362100, 131345, 15795, 336, 896, 61182, 792929, 3476928, 5655616, 3476928, 792929, 61182, 896]