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.

A242549 T(n,k)=Number of length n+3 0..k arrays with no four elements in a row with pattern aabb (possibly a=b) and new values 0..k introduced in 0..k order.

Table of values

n a(n)
1 6
2 12
3 9
4 13
5 32
6 15
7 13
8 42
9 88
10 25
11 13
12 43
13 150
14 242
15 40
16 13
17 43
18 165
19 554
20 660
21 64
22 13
23 43
24 166
25 690
26 2072
27 1800
28 104
29 13
30 43
31 166
32 711
33 3050
34 7808
35 4920
36 169
37 13
38 43
39 166
40 712
41 3311
42 13988
43 29536
44 13448
45 273
46 13
47 43
48 166
49 712
50 3339
51 16512
52 65588
53 111878
54 36736

List of values

[6, 12, 9, 13, 32, 15, 13, 42, 88, 25, 13, 43, 150, 242, 40, 13, 43, 165, 554, 660, 64, 13, 43, 166, 690, 2072, 1800, 104, 13, 43, 166, 711, 3050, 7808, 4920, 169, 13, 43, 166, 712, 3311, 13988, 29536, 13448, 273, 13, 43, 166, 712, 3339, 16512, 65588, 111878, 36736]