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.

A100640 Triangle read by rows: numerators of Cotesian numbers C(n,k) (0 <= k <= n).

Table of values

n a(n)
0 0
1 1
2 1
3 1
4 2
5 1
6 1
7 3
8 3
9 1
10 7
11 16
12 2
13 16
14 7
15 19
16 25
17 25
18 25
19 25
20 19
21 41
22 9
23 9
24 34
25 9
26 9
27 41
28 751
29 3577
30 49
31 2989
32 2989
33 49
34 3577
35 751
36 989
37 2944
38 -464
39 5248
40 -454
41 5248
42 -464
43 2944
44 989
45 2857
46 15741
47 27
48 1209
49 2889
50 2889
51 1209
52 27
53 15741
54 2857
55 16067
56 26575
57 -16175
58 5675

List of values

[0, 1, 1, 1, 2, 1, 1, 3, 3, 1, 7, 16, 2, 16, 7, 19, 25, 25, 25, 25, 19, 41, 9, 9, 34, 9, 9, 41, 751, 3577, 49, 2989, 2989, 49, 3577, 751, 989, 2944, -464, 5248, -454, 5248, -464, 2944, 989, 2857, 15741, 27, 1209, 2889, 2889, 1209, 27, 15741, 2857, 16067, 26575, -16175, 5675]