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.

A082667 a(n) = floor(2n/3) * ceiling(2n/3) / 2.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 6
6 8
7 10
8 15
9 18
10 21
11 28
12 32
13 36
14 45
15 50
16 55
17 66
18 72
19 78
20 91
21 98
22 105
23 120
24 128
25 136
26 153
27 162
28 171
29 190
30 200
31 210
32 231
33 242
34 253
35 276
36 288
37 300
38 325
39 338
40 351
41 378
42 392
43 406
44 435
45 450
46 465
47 496
48 512
49 528
50 561
51 578
52 595
53 630
54 648
55 666
56 703
57 722
58 741

List of values

[0, 1, 2, 3, 6, 8, 10, 15, 18, 21, 28, 32, 36, 45, 50, 55, 66, 72, 78, 91, 98, 105, 120, 128, 136, 153, 162, 171, 190, 200, 210, 231, 242, 253, 276, 288, 300, 325, 338, 351, 378, 392, 406, 435, 450, 465, 496, 512, 528, 561, 578, 595, 630, 648, 666, 703, 722, 741]