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.

A303929 Array read by antidiagonals: T(n,k) is the number of noncrossing partitions up to rotation and reflection composed of n blocks of size k.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 1
13 2
14 1
15 1
16 1
17 1
18 2
19 3
20 1
21 1
22 1
23 1
24 3
25 5
26 6
27 1
28 1
29 1
30 1
31 3
32 8
33 13
34 12
35 1
36 1
37 1
38 1
39 4
40 11
41 34
42 49
43 27
44 1
45 1
46 1
47 1
48 4
49 16
50 60
51 169
52 201
53 65
54 1
55 1
56 1
57 1
58 5
59 20
60 109
61 423
62 1019
63 940
64 175
65 1
66 1
67 1
68 1
69 5
70 26
71 167
72 918
73 3381
74 6710
75 4643
76 490
77 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 3, 1, 1, 1, 1, 3, 5, 6, 1, 1, 1, 1, 3, 8, 13, 12, 1, 1, 1, 1, 4, 11, 34, 49, 27, 1, 1, 1, 1, 4, 16, 60, 169, 201, 65, 1, 1, 1, 1, 5, 20, 109, 423, 1019, 940, 175, 1, 1, 1, 1, 5, 26, 167, 918, 3381, 6710, 4643, 490, 1]