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.

A178649 a(n) = product of nonsquarefree divisors of n.

Table of values

n a(n)
1 1
2 1
3 1
4 4
5 1
6 1
7 1
8 32
9 9
10 1
11 1
12 48
13 1
14 1
15 1
16 512
17 1
18 162
19 1
20 80
21 1
22 1
23 1
24 9216
25 25
26 1
27 243
28 112
29 1
30 1
31 1
32 16384
33 1
34 1
35 1
36 279936
37 1
38 1
39 1
40 25600
41 1
42 1
43 1
44 176
45 405
46 1
47 1
48 7077888
49 49
50 1250
51 1
52 208

List of values

[1, 1, 1, 4, 1, 1, 1, 32, 9, 1, 1, 48, 1, 1, 1, 512, 1, 162, 1, 80, 1, 1, 1, 9216, 25, 1, 243, 112, 1, 1, 1, 16384, 1, 1, 1, 279936, 1, 1, 1, 25600, 1, 1, 1, 176, 405, 1, 1, 7077888, 49, 1250, 1, 208]