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.

A130746 Triangle read by rows: T(n,m) = binomial(n+m,1+n), 1<=m<=n.

Table of values

n a(n)
1 1
2 1
3 4
4 1
5 5
6 15
7 1
8 6
9 21
10 56
11 1
12 7
13 28
14 84
15 210
16 1
17 8
18 36
19 120
20 330
21 792
22 1
23 9
24 45
25 165
26 495
27 1287
28 3003
29 1
30 10
31 55
32 220
33 715
34 2002
35 5005
36 11440
37 1
38 11
39 66
40 286
41 1001
42 3003
43 8008
44 19448
45 43758
46 1
47 12
48 78
49 364
50 1365
51 4368
52 12376
53 31824
54 75582
55 167960

List of values

[1, 1, 4, 1, 5, 15, 1, 6, 21, 56, 1, 7, 28, 84, 210, 1, 8, 36, 120, 330, 792, 1, 9, 45, 165, 495, 1287, 3003, 1, 10, 55, 220, 715, 2002, 5005, 11440, 1, 11, 66, 286, 1001, 3003, 8008, 19448, 43758, 1, 12, 78, 364, 1365, 4368, 12376, 31824, 75582, 167960]