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.

A038108 Number of prime pairs {p,q}, such that pq < n^2.

Table of values

n a(n)
2 0
3 2
4 6
5 8
6 13
7 16
8 22
9 26
10 34
11 39
12 48
13 55
14 62
15 75
16 82
17 89
18 103
19 113
20 126
21 135
22 149
23 163
24 179
25 190
26 202
27 220
28 236
29 252
30 270
31 288
32 304
33 320
34 340
35 360
36 381
37 403
38 425
39 443
40 462
41 483
42 508
43 532
44 556
45 581
46 604
47 633
48 655
49 678
50 709
51 738
52 761
53 782

List of values

[0, 2, 6, 8, 13, 16, 22, 26, 34, 39, 48, 55, 62, 75, 82, 89, 103, 113, 126, 135, 149, 163, 179, 190, 202, 220, 236, 252, 270, 288, 304, 320, 340, 360, 381, 403, 425, 443, 462, 483, 508, 532, 556, 581, 604, 633, 655, 678, 709, 738, 761, 782]