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.

A175685 Array a(n,m) = Sum_{j=floor((n-1)/2)-m..floor(n-1)/2} binomial(n-j-1,j) read by antidiagonals.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 2
8 2
9 1
10 1
11 1
12 3
13 2
14 1
15 1
16 3
17 4
18 3
19 2
20 1
21 1
22 1
23 7
24 5
25 3
26 2
27 1
28 1
29 4
30 7
31 8
32 5
33 3
34 2
35 1
36 1
37 1
38 14
39 12
40 8
41 5
42 3
43 2
44 1
45 1

List of values

[1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 3, 2, 1, 1, 3, 4, 3, 2, 1, 1, 1, 7, 5, 3, 2, 1, 1, 4, 7, 8, 5, 3, 2, 1, 1, 1, 14, 12, 8, 5, 3, 2, 1, 1]