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.

A165923 a(n) = sum of the square-full quadratic residues of n.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 4
6 4
7 4
8 4
9 4
10 13
11 13
12 13
13 25
14 21
15 13
16 13
17 37
18 29
19 29
20 29
21 47
22 61
23 67
24 41
25 53
26 66
27 54
28 62
29 126
30 78
31 128
32 54
33 93
34 112
35 54
36 82
37 157
38 162
39 129
40 134
41 208
42 136
43 154
44 122
45 130
46 211
47 239
48 90
49 192
50 207
51 157
52 239
53 327
54 286
55 248
56 251
57 290
58 362
59 319
60 248
61 459

List of values

[0, 0, 0, 0, 4, 4, 4, 4, 4, 13, 13, 13, 25, 21, 13, 13, 37, 29, 29, 29, 47, 61, 67, 41, 53, 66, 54, 62, 126, 78, 128, 54, 93, 112, 54, 82, 157, 162, 129, 134, 208, 136, 154, 122, 130, 211, 239, 90, 192, 207, 157, 239, 327, 286, 248, 251, 290, 362, 319, 248, 459]