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.

A322372 Least positive integer c such that c*prime(n) is practical.

Table of values

n a(n)
1 1
2 2
3 4
4 4
5 6
6 6
7 12
8 12
9 12
10 12
11 16
12 18
13 20
14 20
15 24
16 24
17 24
18 24
19 30
20 30
21 30
22 36
23 36
24 36
25 42
26 48
27 48
28 48
29 48
30 48
31 60
32 60
33 60
34 60
35 60
36 60
37 60
38 60
39 60
40 72
41 72
42 72
43 72
44 72
45 84
46 84
47 84
48 84
49 90
50 90
51 90
52 96
53 96
54 96
55 108
56 108
57 108
58 108
59 108
60 108
61 120
62 120
63 120
64 120
65 120

List of values

[1, 2, 4, 4, 6, 6, 12, 12, 12, 12, 16, 18, 20, 20, 24, 24, 24, 24, 30, 30, 30, 36, 36, 36, 42, 48, 48, 48, 48, 48, 60, 60, 60, 60, 60, 60, 60, 60, 60, 72, 72, 72, 72, 72, 84, 84, 84, 84, 90, 90, 90, 96, 96, 96, 108, 108, 108, 108, 108, 108, 120, 120, 120, 120, 120]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.