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.

A034870 Even-numbered rows of Pascal's triangle.

Table of values

n a(n)
0 1
1 1
2 2
3 1
4 1
5 4
6 6
7 4
8 1
9 1
10 6
11 15
12 20
13 15
14 6
15 1
16 1
17 8
18 28
19 56
20 70
21 56
22 28
23 8
24 1
25 1
26 10
27 45
28 120
29 210
30 252
31 210
32 120
33 45
34 10
35 1
36 1
37 12
38 66
39 220
40 495
41 792
42 924
43 792
44 495
45 220
46 66
47 12
48 1
49 1
50 14
51 91
52 364
53 1001
54 2002
55 3003
56 3432
57 3003
58 2002
59 1001
60 364
61 91
62 14
63 1

List of values

[1, 1, 2, 1, 1, 4, 6, 4, 1, 1, 6, 15, 20, 15, 6, 1, 1, 8, 28, 56, 70, 56, 28, 8, 1, 1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1, 1, 12, 66, 220, 495, 792, 924, 792, 495, 220, 66, 12, 1, 1, 14, 91, 364, 1001, 2002, 3003, 3432, 3003, 2002, 1001, 364, 91, 14, 1]