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.

A187073 Composite squarefree numbers whose average prime factor is a prime number.

Table of values

n a(n)
1 21
2 33
3 57
4 69
5 85
6 93
7 105
8 129
9 133
10 145
11 177
12 195
13 205
14 213
15 217
16 231
17 237
18 249
19 253
20 265
21 309
22 393
23 417
24 445
25 465
26 469
27 483
28 489
29 493
30 505
31 517
32 553
33 565
34 573
35 597
36 609
37 627
38 633
39 645
40 663
41 669
42 685
43 697
44 753
45 781
46 793
47 813
48 817
49 861
50 865

List of values

[21, 33, 57, 69, 85, 93, 105, 129, 133, 145, 177, 195, 205, 213, 217, 231, 237, 249, 253, 265, 309, 393, 417, 445, 465, 469, 483, 489, 493, 505, 517, 553, 565, 573, 597, 609, 627, 633, 645, 663, 669, 685, 697, 753, 781, 793, 813, 817, 861, 865]