cp's OEIS Frontend

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.

A178976 Number of collinear triples in graph of preceding terms.

Table of values

n a(n)
0 0
1 0
2 0
3 1
4 1
5 1
6 2
7 4
8 4
9 4
10 5
11 5
12 5
13 6
14 8
15 11
16 11
17 12
18 12
19 12
20 14
21 14
22 14
23 16
24 18
25 20
26 22
27 24
28 26
29 29
30 29
31 29
32 30
33 31
34 32
35 35
36 35
37 35
38 37
39 38
40 40
41 43
42 43
43 45
44 46
45 50
46 51
47 52
48 55
49 55
50 57
51 57
52 59
53 61
54 63
55 65
56 69
57 69
58 74
59 74
60 74
61 76
62 77
63 78
64 81
65 82
66 82
67 86
68 89
69 91
70 93
71 96
72 99
73 100
74 104
75 105
76 106
77 107
78 108
79 112
80 113
81 115
82 115
83 117
84 121
85 122
86 122
87 124
88 124
89 125
90 126
91 131
92 133
93 134
94 137
95 139
96 141
97 146
98 148
99 150

List of values

[0, 0, 0, 1, 1, 1, 2, 4, 4, 4, 5, 5, 5, 6, 8, 11, 11, 12, 12, 12, 14, 14, 14, 16, 18, 20, 22, 24, 26, 29, 29, 29, 30, 31, 32, 35, 35, 35, 37, 38, 40, 43, 43, 45, 46, 50, 51, 52, 55, 55, 57, 57, 59, 61, 63, 65, 69, 69, 74, 74, 74, 76, 77, 78, 81, 82, 82, 86, 89, 91, 93, 96, 99, 100, 104, 105, 106, 107, 108, 112, 113, 115, 115, 117, 121, 122, 122, 124, 124, 125, 126, 131, 133, 134, 137, 139, 141, 146, 148, 150]