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.

A228740 T(n,k) = number of arrays of the median of three adjacent elements of some length n+2 0..k array.

Table of values

n a(n)
1 2
2 3
3 4
4 4
5 9
6 8
7 5
8 16
9 27
10 16
11 6
12 25
13 64
14 77
15 28
16 7
17 36
18 125
19 232
20 185
21 50
22 8
23 49
24 216
25 545
26 696
27 447
28 88
29 9
30 64
31 343
32 1096
33 1943
34 2072
35 1071
36 156
37 10
38 81
39 512
40 1981
41 4504
42 6797
43 6130
44 2593
45 278
46 11
47 100
48 729
49 3312
50 9191
51 17986
52 23627
53 18378
54 6333
55 496
56 12
57 121

List of values

[2, 3, 4, 4, 9, 8, 5, 16, 27, 16, 6, 25, 64, 77, 28, 7, 36, 125, 232, 185, 50, 8, 49, 216, 545, 696, 447, 88, 9, 64, 343, 1096, 1943, 2072, 1071, 156, 10, 81, 512, 1981, 4504, 6797, 6130, 2593, 278, 11, 100, 729, 3312, 9191, 17986, 23627, 18378, 6333, 496, 12, 121]