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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.

A091435 Array T(n,k) = n*(n+k), read by antidiagonals.

Table of values

n a(n)
0 0
1 1
2 0
3 4
4 2
5 0
6 9
7 6
8 3
9 0
10 16
11 12
12 8
13 4
14 0
15 25
16 20
17 15
18 10
19 5
20 0
21 36
22 30
23 24
24 18
25 12
26 6
27 0
28 49
29 42
30 35
31 28
32 21
33 14
34 7
35 0
36 64
37 56
38 48
39 40
40 32
41 24
42 16
43 8
44 0
45 81
46 72
47 63
48 54
49 45
50 36
51 27
52 18
53 9
54 0
55 100
56 90
57 80
58 70
59 60
60 50
61 40
62 30
63 20
64 10
65 0
66 121
67 110
68 99
69 88
70 77
71 66
72 55
73 44
74 33
75 22
76 11
77 0

List of values

[0, 1, 0, 4, 2, 0, 9, 6, 3, 0, 16, 12, 8, 4, 0, 25, 20, 15, 10, 5, 0, 36, 30, 24, 18, 12, 6, 0, 49, 42, 35, 28, 21, 14, 7, 0, 64, 56, 48, 40, 32, 24, 16, 8, 0, 81, 72, 63, 54, 45, 36, 27, 18, 9, 0, 100, 90, 80, 70, 60, 50, 40, 30, 20, 10, 0, 121, 110, 99, 88, 77, 66, 55, 44, 33, 22, 11, 0]

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