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.

A321504 Numbers k such that k and k+1 each have at least 4 distinct prime factors.

Table of values

n a(n)
1 7314
2 8294
3 8645
4 9009
5 10659
6 11570
7 11780
8 11934
9 13299
10 13629
11 13845
12 14420
13 15105
14 15554
15 16554
16 16835
17 17204
18 17390
19 17654
20 17765
21 18095
22 18290
23 18444
24 18920
25 19005
26 19019
27 19095
28 19227
29 20349
30 20405
31 20769
32 21164
33 21489
34 21735
35 22010
36 22154
37 22659
38 23001
39 23114
40 23484
41 23529
42 23540
43 23919
44 24395

List of values

[7314, 8294, 8645, 9009, 10659, 11570, 11780, 11934, 13299, 13629, 13845, 14420, 15105, 15554, 16554, 16835, 17204, 17390, 17654, 17765, 18095, 18290, 18444, 18920, 19005, 19019, 19095, 19227, 20349, 20405, 20769, 21164, 21489, 21735, 22010, 22154, 22659, 23001, 23114, 23484, 23529, 23540, 23919, 24395]