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.

A183759 Unlabeled super-Catalan numbers: patterns of nonintersecting chords joining unlabeled points on a circle, triangle decomposed by number of chords.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 3
7 1
8 2
9 7
10 7
11 1
12 3
13 15
14 33
15 22
16 1
17 3
18 24
19 94
20 136
21 66
22 1
23 4
24 41
25 218
26 525
27 552
28 217
29 1
30 4
31 57
32 440
33 1517
34 2673
35 2233
36 715
37 1
38 5
39 86
40 804
41 3748
42 9439
43 12917
44 8807
45 2438

List of values

[1, 1, 1, 1, 2, 3, 1, 2, 7, 7, 1, 3, 15, 33, 22, 1, 3, 24, 94, 136, 66, 1, 4, 41, 218, 525, 552, 217, 1, 4, 57, 440, 1517, 2673, 2233, 715, 1, 5, 86, 804, 3748, 9439, 12917, 8807, 2438]