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.

A043326 Numbers k such that k is a product of two different primes and k-2 is prime.

Table of values

n a(n)
1 15
2 21
3 33
4 39
5 55
6 69
7 85
8 91
9 111
10 115
11 129
12 133
13 141
14 159
15 183
16 201
17 213
18 235
19 253
20 259
21 265
22 295
23 309
24 319
25 339
26 355
27 381
28 391
29 403
30 411
31 445
32 451
33 469
34 481
35 489
36 493
37 501
38 505
39 511
40 543
41 559
42 565
43 573
44 579
45 589
46 633
47 649
48 655
49 679
50 685

List of values

[15, 21, 33, 39, 55, 69, 85, 91, 111, 115, 129, 133, 141, 159, 183, 201, 213, 235, 253, 259, 265, 295, 309, 319, 339, 355, 381, 391, 403, 411, 445, 451, 469, 481, 489, 493, 501, 505, 511, 543, 559, 565, 573, 579, 589, 633, 649, 655, 679, 685]