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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.

A194123 Triangular array: T(n,k)=|C(n+2,k)-C(n+2,k+2)|, 0<=k<=n.

Table of values

n a(n)
0 0
1 2
2 2
3 5
4 0
5 5
6 9
7 5
8 5
9 9
10 14
11 14
12 0
13 14
14 14
15 20
16 28
17 14
18 14
19 28
20 20
21 27
22 48
23 42
24 0
25 42
26 48
27 27
28 35
29 75
30 90
31 42
32 42
33 90
34 75
35 35
36 44
37 110
38 165
39 132
40 0
41 132
42 165
43 110
44 44
45 54
46 154
47 275
48 297
49 132
50 132
51 297
52 275
53 154
54 54
55 65
56 208
57 429
58 572
59 429
60 0
61 429
62 572
63 429
64 208
65 65

List of values

[0, 2, 2, 5, 0, 5, 9, 5, 5, 9, 14, 14, 0, 14, 14, 20, 28, 14, 14, 28, 20, 27, 48, 42, 0, 42, 48, 27, 35, 75, 90, 42, 42, 90, 75, 35, 44, 110, 165, 132, 0, 132, 165, 110, 44, 54, 154, 275, 297, 132, 132, 297, 275, 154, 54, 65, 208, 429, 572, 429, 0, 429, 572, 429, 208, 65]

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

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