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.

A106187 Sequence array for central binomial numbers A000984.

Table of values

n a(n)
0 1
1 2
2 1
3 6
4 2
5 1
6 20
7 6
8 2
9 1
10 70
11 20
12 6
13 2
14 1
15 252
16 70
17 20
18 6
19 2
20 1
21 924
22 252
23 70
24 20
25 6
26 2
27 1
28 3432
29 924
30 252
31 70
32 20
33 6
34 2
35 1
36 12870
37 3432
38 924
39 252
40 70
41 20
42 6
43 2
44 1
45 48620
46 12870
47 3432
48 924
49 252
50 70
51 20
52 6
53 2
54 1
55 184756
56 48620
57 12870
58 3432
59 924
60 252
61 70
62 20
63 6
64 2
65 1

List of values

[1, 2, 1, 6, 2, 1, 20, 6, 2, 1, 70, 20, 6, 2, 1, 252, 70, 20, 6, 2, 1, 924, 252, 70, 20, 6, 2, 1, 3432, 924, 252, 70, 20, 6, 2, 1, 12870, 3432, 924, 252, 70, 20, 6, 2, 1, 48620, 12870, 3432, 924, 252, 70, 20, 6, 2, 1, 184756, 48620, 12870, 3432, 924, 252, 70, 20, 6, 2, 1]