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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.

A348869 Triangle T(n,c) counting Motzkin Paths of length n with c sections starting with an up-step at level 0.

Table of values

n a(n)
2 1
3 2
4 4
5 1
6 8
7 4
8 17
9 12
10 1
11 38
12 32
13 6
14 89
15 82
16 24
17 1
18 216
19 208
20 80
21 8
22 539
23 530
24 243
25 40
26 1
27 1374
28 1364
29 702
30 160
31 10
32 3562
33 3551
34 1975
35 564
36 60
37 1
38 9360
39 9348
40 5484
41 1840
42 280
43 12
44 24871
45 24858
46 15144
47 5716
48 1125
49 84
50 1
51 66706
52 66692
53 41768
54 17208
55 4102
56 448
57 14

List of values

[1, 2, 4, 1, 8, 4, 17, 12, 1, 38, 32, 6, 89, 82, 24, 1, 216, 208, 80, 8, 539, 530, 243, 40, 1, 1374, 1364, 702, 160, 10, 3562, 3551, 1975, 564, 60, 1, 9360, 9348, 5484, 1840, 280, 12, 24871, 24858, 15144, 5716, 1125, 84, 1, 66706, 66692, 41768, 17208, 4102, 448, 14]