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.

A274488 Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having least column-height k (n>=2, k>=1).

Table of values

n a(n)
2 1
3 1
4 1
5 3
6 1
7 1
8 8
9 3
10 1
11 1
12 22
13 8
14 3
15 1
16 1
17 62
18 22
19 8
20 3
21 1
22 1
23 178
24 62
25 22
26 8
27 3
28 1
29 1
30 519
31 178
32 62
33 22
34 8
35 3
36 1
37 1
38 1533
39 519
40 178
41 62
42 22
43 8
44 3
45 1
46 1
47 4578
48 1533
49 519
50 178
51 62
52 22
53 8
54 3
55 1
56 1
57 13800
58 4578
59 1533
60 519
61 178
62 62
63 22
64 8
65 3
66 1
67 1
68 41937
69 13800
70 4578
71 1533
72 519
73 178
74 62
75 22
76 8
77 3
78 1
79 1

List of values

[1, 1, 1, 3, 1, 1, 8, 3, 1, 1, 22, 8, 3, 1, 1, 62, 22, 8, 3, 1, 1, 178, 62, 22, 8, 3, 1, 1, 519, 178, 62, 22, 8, 3, 1, 1, 1533, 519, 178, 62, 22, 8, 3, 1, 1, 4578, 1533, 519, 178, 62, 22, 8, 3, 1, 1, 13800, 4578, 1533, 519, 178, 62, 22, 8, 3, 1, 1, 41937, 13800, 4578, 1533, 519, 178, 62, 22, 8, 3, 1, 1]