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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.

A095831 Triangle read by rows: T(n,k) = (n-k)^2, n>=1, 1<=k<=n.

Table of values

n a(n)
1 0
2 1
3 0
4 4
5 1
6 0
7 9
8 4
9 1
10 0
11 16
12 9
13 4
14 1
15 0
16 25
17 16
18 9
19 4
20 1
21 0
22 36
23 25
24 16
25 9
26 4
27 1
28 0
29 49
30 36
31 25
32 16
33 9
34 4
35 1
36 0
37 64
38 49
39 36
40 25
41 16
42 9
43 4
44 1
45 0
46 81
47 64
48 49
49 36
50 25
51 16
52 9
53 4
54 1
55 0
56 100
57 81
58 64
59 49
60 36
61 25
62 16
63 9
64 4
65 1
66 0
67 121
68 100
69 81
70 64
71 49
72 36
73 25
74 16
75 9
76 4
77 1
78 0
79 144
80 121
81 100
82 81

List of values

[0, 1, 0, 4, 1, 0, 9, 4, 1, 0, 16, 9, 4, 1, 0, 25, 16, 9, 4, 1, 0, 36, 25, 16, 9, 4, 1, 0, 49, 36, 25, 16, 9, 4, 1, 0, 64, 49, 36, 25, 16, 9, 4, 1, 0, 81, 64, 49, 36, 25, 16, 9, 4, 1, 0, 100, 81, 64, 49, 36, 25, 16, 9, 4, 1, 0, 121, 100, 81, 64, 49, 36, 25, 16, 9, 4, 1, 0, 144, 121, 100, 81]

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