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.

A011860 Floor( n(n-1)/7 ).

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 1
5 2
6 4
7 6
8 8
9 10
10 12
11 15
12 18
13 22
14 26
15 30
16 34
17 38
18 43
19 48
20 54
21 60
22 66
23 72
24 78
25 85
26 92
27 100
28 108
29 116
30 124
31 132
32 141
33 150
34 160
35 170
36 180
37 190
38 200
39 211
40 222
41 234
42 246
43 258
44 270
45 282
46 295
47 308
48 322
49 336
50 350
51 364
52 378
53 393
54 408
55 424
56 440
57 456
58 472
59 488
60 505

List of values

[0, 0, 0, 0, 1, 2, 4, 6, 8, 10, 12, 15, 18, 22, 26, 30, 34, 38, 43, 48, 54, 60, 66, 72, 78, 85, 92, 100, 108, 116, 124, 132, 141, 150, 160, 170, 180, 190, 200, 211, 222, 234, 246, 258, 270, 282, 295, 308, 322, 336, 350, 364, 378, 393, 408, 424, 440, 456, 472, 488, 505]