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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.

A068606 Square table by antidiagonals of T(n,k)=n*k*(n+k+1).

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 3
5 0
6 0
7 8
8 8
9 0
10 0
11 15
12 20
13 15
14 0
15 0
16 24
17 36
18 36
19 24
20 0
21 0
22 35
23 56
24 63
25 56
26 35
27 0
28 0
29 48
30 80
31 96
32 96
33 80
34 48
35 0
36 0
37 63
38 108
39 135
40 144
41 135
42 108
43 63
44 0
45 0
46 80
47 140
48 180
49 200
50 200
51 180
52 140
53 80
54 0
55 0
56 99
57 176
58 231
59 264
60 275
61 264
62 231
63 176
64 99
65 0
66 0
67 120
68 216
69 288

List of values

[0, 0, 0, 0, 3, 0, 0, 8, 8, 0, 0, 15, 20, 15, 0, 0, 24, 36, 36, 24, 0, 0, 35, 56, 63, 56, 35, 0, 0, 48, 80, 96, 96, 80, 48, 0, 0, 63, 108, 135, 144, 135, 108, 63, 0, 0, 80, 140, 180, 200, 200, 180, 140, 80, 0, 0, 99, 176, 231, 264, 275, 264, 231, 176, 99, 0, 0, 120, 216, 288]

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

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