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.

A325708 Numbers n whose prime indices cover an initial interval of positive integers and include all prime exponents of n.

Table of values

n a(n)
1 1
2 2
3 6
4 12
5 18
6 30
7 36
8 60
9 90
10 120
11 150
12 180
13 210
14 270
15 300
16 360
17 420
18 450
19 540
20 600
21 630
22 750
23 840
24 900
25 1050
26 1080
27 1260
28 1350
29 1470
30 1500
31 1680
32 1800
33 1890
34 2100
35 2250
36 2310
37 2520
38 2700
39 2940
40 3000
41 3150
42 3780
43 4200
44 4410
45 4500
46 4620
47 5040
48 5250
49 5400

List of values

[1, 2, 6, 12, 18, 30, 36, 60, 90, 120, 150, 180, 210, 270, 300, 360, 420, 450, 540, 600, 630, 750, 840, 900, 1050, 1080, 1260, 1350, 1470, 1500, 1680, 1800, 1890, 2100, 2250, 2310, 2520, 2700, 2940, 3000, 3150, 3780, 4200, 4410, 4500, 4620, 5040, 5250, 5400]