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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.

A298368 Triangle read by rows: T(n, k) = floor((n-1)/2)*floor(n/2)*floor((k-1)/2)*floor(k/2).

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 0
6 1
7 0
8 0
9 2
10 4
11 0
12 0
13 4
14 8
15 16
16 0
17 0
18 6
19 12
20 24
21 36
22 0
23 0
24 9
25 18
26 36
27 54
28 81
29 0
30 0
31 12
32 24
33 48
34 72
35 108
36 144
37 0
38 0
39 16
40 32
41 64
42 96
43 144
44 192
45 256
46 0
47 0
48 20
49 40
50 80
51 120
52 180
53 240
54 320
55 400
56 0
57 0
58 25
59 50
60 100
61 150
62 225
63 300
64 400
65 500
66 625

List of values

[0, 0, 0, 0, 0, 1, 0, 0, 2, 4, 0, 0, 4, 8, 16, 0, 0, 6, 12, 24, 36, 0, 0, 9, 18, 36, 54, 81, 0, 0, 12, 24, 48, 72, 108, 144, 0, 0, 16, 32, 64, 96, 144, 192, 256, 0, 0, 20, 40, 80, 120, 180, 240, 320, 400, 0, 0, 25, 50, 100, 150, 225, 300, 400, 500, 625]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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