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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.

A201042 T(n,k)=Number of -k..k arrays of n elements with adjacent element differences also in -k..k.

Table of values

n a(n)
1 3
2 5
3 7
4 7
5 19
6 17
7 9
8 37
9 75
10 41
11 11
12 61
13 203
14 295
15 99
16 13
17 91
18 429
19 1111
20 1161
21 239
22 15
23 127
24 781
25 3011
26 6083
27 4569
28 577
29 17
30 169
31 1287
32 6691
33 21141
34 33305
35 17981
36 1393
37 19
38 217
39 1975
40 13021
41 57343
42 148433
43 182349
44 70763
45 3363
46 21
47 271
48 2873
49 23045
50 131781

List of values

[3, 5, 7, 7, 19, 17, 9, 37, 75, 41, 11, 61, 203, 295, 99, 13, 91, 429, 1111, 1161, 239, 15, 127, 781, 3011, 6083, 4569, 577, 17, 169, 1287, 6691, 21141, 33305, 17981, 1393, 19, 217, 1975, 13021, 57343, 148433, 182349, 70763, 3363, 21, 271, 2873, 23045, 131781]