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.

A285192 Array read by antidiagonals: T(n,k) = n*k*(3+n*k)/2 (n >= 0, k >= 0).

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 2
5 0
6 0
7 5
8 5
9 0
10 0
11 9
12 14
13 9
14 0
15 0
16 14
17 27
18 27
19 14
20 0
21 0
22 20
23 44
24 54
25 44
26 20
27 0
28 0
29 27
30 65
31 90
32 90
33 65
34 27
35 0
36 0
37 35
38 90
39 135
40 152
41 135
42 90
43 35
44 0
45 0
46 44
47 119
48 189
49 230
50 230
51 189
52 119
53 44
54 0
55 0
56 54
57 152
58 252
59 324
60 350
61 324
62 252
63 152
64 54
65 0

List of values

[0, 0, 0, 0, 2, 0, 0, 5, 5, 0, 0, 9, 14, 9, 0, 0, 14, 27, 27, 14, 0, 0, 20, 44, 54, 44, 20, 0, 0, 27, 65, 90, 90, 65, 27, 0, 0, 35, 90, 135, 152, 135, 90, 35, 0, 0, 44, 119, 189, 230, 230, 189, 119, 44, 0, 0, 54, 152, 252, 324, 350, 324, 252, 152, 54, 0]