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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.

A095832 Triangle read by rows: T(n,k) = (n-k+1)*(n-k), n>=1, 1<=k<=n.

Table of values

n a(n)
1 0
2 2
3 0
4 6
5 2
6 0
7 12
8 6
9 2
10 0
11 20
12 12
13 6
14 2
15 0
16 30
17 20
18 12
19 6
20 2
21 0
22 42
23 30
24 20
25 12
26 6
27 2
28 0
29 56
30 42
31 30
32 20
33 12
34 6
35 2
36 0
37 72
38 56
39 42
40 30
41 20
42 12
43 6
44 2
45 0
46 90
47 72
48 56
49 42
50 30
51 20
52 12
53 6
54 2
55 0
56 110
57 90
58 72
59 56
60 42
61 30
62 20
63 12
64 6
65 2
66 0
67 132
68 110
69 90
70 72
71 56
72 42
73 30
74 20
75 12
76 6
77 2
78 0

List of values

[0, 2, 0, 6, 2, 0, 12, 6, 2, 0, 20, 12, 6, 2, 0, 30, 20, 12, 6, 2, 0, 42, 30, 20, 12, 6, 2, 0, 56, 42, 30, 20, 12, 6, 2, 0, 72, 56, 42, 30, 20, 12, 6, 2, 0, 90, 72, 56, 42, 30, 20, 12, 6, 2, 0, 110, 90, 72, 56, 42, 30, 20, 12, 6, 2, 0, 132, 110, 90, 72, 56, 42, 30, 20, 12, 6, 2, 0]

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