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.

A007956 Product of the proper divisors of n.

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 1
6 6
7 1
8 8
9 3
10 10
11 1
12 144
13 1
14 14
15 15
16 64
17 1
18 324
19 1
20 400
21 21
22 22
23 1
24 13824
25 5
26 26
27 27
28 784
29 1
30 27000
31 1
32 1024
33 33
34 34
35 35
36 279936
37 1
38 38
39 39
40 64000
41 1
42 74088
43 1
44 1936
45 2025
46 46
47 1
48 5308416
49 7
50 2500
51 51
52 2704
53 1
54 157464
55 55
56 175616
57 57
58 58
59 1
60 777600000
61 1
62 62
63 3969
64 32768
65 65

List of values

[1, 1, 1, 2, 1, 6, 1, 8, 3, 10, 1, 144, 1, 14, 15, 64, 1, 324, 1, 400, 21, 22, 1, 13824, 5, 26, 27, 784, 1, 27000, 1, 1024, 33, 34, 35, 279936, 1, 38, 39, 64000, 1, 74088, 1, 1936, 2025, 46, 1, 5308416, 7, 2500, 51, 2704, 1, 157464, 55, 175616, 57, 58, 1, 777600000, 1, 62, 3969, 32768, 65]