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.

A360325 a(n) is the largest divisor of n that has only prime-indexed prime factors.

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 5
6 3
7 1
8 1
9 9
10 5
11 11
12 3
13 1
14 1
15 15
16 1
17 17
18 9
19 1
20 5
21 3
22 11
23 1
24 3
25 25
26 1
27 27
28 1
29 1
30 15
31 31
32 1
33 33
34 17
35 5
36 9
37 1
38 1
39 3
40 5
41 41
42 3
43 1
44 11
45 45
46 1
47 1
48 3
49 1
50 25
51 51
52 1
53 1
54 27
55 55
56 1
57 3
58 1
59 59
60 15
61 1
62 31
63 9
64 1
65 5
66 33
67 67
68 17
69 3
70 5
71 1
72 9
73 1
74 1
75 75
76 1
77 11
78 3
79 1

List of values

[1, 1, 3, 1, 5, 3, 1, 1, 9, 5, 11, 3, 1, 1, 15, 1, 17, 9, 1, 5, 3, 11, 1, 3, 25, 1, 27, 1, 1, 15, 31, 1, 33, 17, 5, 9, 1, 1, 3, 5, 41, 3, 1, 11, 45, 1, 1, 3, 1, 25, 51, 1, 1, 27, 55, 1, 3, 1, 59, 15, 1, 31, 9, 1, 5, 33, 67, 17, 3, 5, 1, 9, 1, 1, 75, 1, 11, 3, 1]

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

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