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.

A034850 Triangular array formed by taking every other term of Pascal's triangle.

Table of values

n a(n)
0 1
1 1
2 2
3 1
4 3
5 1
6 6
7 1
8 5
9 10
10 1
11 6
12 20
13 6
14 1
15 21
16 35
17 7
18 1
19 28
20 70
21 28
22 1
23 9
24 84
25 126
26 36
27 1
28 10
29 120
30 252
31 120
32 10
33 1
34 55
35 330
36 462
37 165
38 11
39 1
40 66
41 495
42 924
43 495
44 66
45 1
46 13
47 286
48 1287
49 1716
50 715
51 78
52 1
53 14
54 364
55 2002
56 3432
57 2002
58 364
59 14
60 1
61 105
62 1365
63 5005
64 6435

List of values

[1, 1, 2, 1, 3, 1, 6, 1, 5, 10, 1, 6, 20, 6, 1, 21, 35, 7, 1, 28, 70, 28, 1, 9, 84, 126, 36, 1, 10, 120, 252, 120, 10, 1, 55, 330, 462, 165, 11, 1, 66, 495, 924, 495, 66, 1, 13, 286, 1287, 1716, 715, 78, 1, 14, 364, 2002, 3432, 2002, 364, 14, 1, 105, 1365, 5005, 6435]