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.

A325320 Sum of proper divisors of A228058(n) that are not squarefree; a(n) = -A325314(A228058(n)).

Table of values

n a(n)
1 9
2 9
3 9
4 49
5 9
6 25
7 9
8 9
9 297
10 25
11 9
12 9
13 121
14 49
15 9
16 25
17 9
18 49
19 169
20 9
21 9
22 25
23 9
24 9
25 25
26 585
27 9
28 25
29 9
30 729
31 9
32 49
33 289
34 25
35 9
36 121
37 9
38 9
39 9
40 361
41 49
42 25
43 49
44 121
45 9
46 9
47 9
48 2049
49 25
50 9
51 1161
52 9
53 25
54 9
55 25
56 9
57 49
58 9
59 529
60 25
61 9
62 25
63 9
64 169
65 2381
66 49
67 1449
68 9
69 9
70 9
71 1593
72 9
73 25
74 9
75 121
76 9
77 49
78 9
79 2889
80 9
81 25
82 289
83 9
84 2997
85 9

List of values

[9, 9, 9, 49, 9, 25, 9, 9, 297, 25, 9, 9, 121, 49, 9, 25, 9, 49, 169, 9, 9, 25, 9, 9, 25, 585, 9, 25, 9, 729, 9, 49, 289, 25, 9, 121, 9, 9, 9, 361, 49, 25, 49, 121, 9, 9, 9, 2049, 25, 9, 1161, 9, 25, 9, 25, 9, 49, 9, 529, 25, 9, 25, 9, 169, 2381, 49, 1449, 9, 9, 9, 1593, 9, 25, 9, 121, 9, 49, 9, 2889, 9, 25, 289, 9, 2997, 9]