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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.

A332385 Sum of squares of indices of distinct prime factors of n.

Table of values

n a(n)
1 0
2 1
3 4
4 1
5 9
6 5
7 16
8 1
9 4
10 10
11 25
12 5
13 36
14 17
15 13
16 1
17 49
18 5
19 64
20 10
21 20
22 26
23 81
24 5
25 9
26 37
27 4
28 17
29 100
30 14
31 121
32 1
33 29
34 50
35 25
36 5
37 144
38 65
39 40
40 10
41 169
42 21
43 196
44 26
45 13
46 82
47 225
48 5
49 16
50 10
51 53
52 37
53 256
54 5
55 34
56 17
57 68
58 101
59 289
60 14
61 324
62 122
63 20
64 1
65 45
66 30
67 361
68 50
69 85
70 26
71 400
72 5
73 441
74 145
75 13

List of values

[0, 1, 4, 1, 9, 5, 16, 1, 4, 10, 25, 5, 36, 17, 13, 1, 49, 5, 64, 10, 20, 26, 81, 5, 9, 37, 4, 17, 100, 14, 121, 1, 29, 50, 25, 5, 144, 65, 40, 10, 169, 21, 196, 26, 13, 82, 225, 5, 16, 10, 53, 37, 256, 5, 34, 17, 68, 101, 289, 14, 324, 122, 20, 1, 45, 30, 361, 50, 85, 26, 400, 5, 441, 145, 13]

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

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