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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.

A024163 Number of integer-sided triangles with sides a,b,c, a such that c - b < b - a.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 1
12 0
13 1
14 1
15 1
16 1
17 3
18 1
19 3
20 3
21 3
22 3
23 6
24 3
25 6
26 6
27 6
28 6
29 10
30 6
31 10
32 10
33 10
34 10
35 15
36 10
37 15
38 15
39 15
40 15
41 21
42 15
43 21
44 21
45 21
46 21
47 28
48 21
49 28
50 28
51 28
52 28
53 36
54 28
55 36
56 36
57 36
58 36
59 45
60 36
61 45
62 45
63 45
64 45
65 55
66 45
67 55
68 55
69 55
70 55
71 66
72 55
73 66
74 66
75 66
76 66
77 78
78 66
79 78
80 78
81 78
82 78
83 91

List of values

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 3, 1, 3, 3, 3, 3, 6, 3, 6, 6, 6, 6, 10, 6, 10, 10, 10, 10, 15, 10, 15, 15, 15, 15, 21, 15, 21, 21, 21, 21, 28, 21, 28, 28, 28, 28, 36, 28, 36, 36, 36, 36, 45, 36, 45, 45, 45, 45, 55, 45, 55, 55, 55, 55, 66, 55, 66, 66, 66, 66, 78, 66, 78, 78, 78, 78, 91]

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