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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.

A349618 Dirichlet convolution of arithmetic derivative with A325126 [Dirichlet inverse of rad(n)].

Table of values

n a(n)
1 0
2 1
3 1
4 2
5 1
6 0
7 1
8 6
9 3
10 0
11 1
12 2
13 1
14 0
15 0
16 14
17 1
18 6
19 1
20 2
21 0
22 0
23 1
24 2
25 5
26 0
27 15
28 2
29 1
30 0
31 1
32 34
33 0
34 0
35 0
36 18
37 1
38 0
39 0
40 2
41 1
42 0
43 1
44 2
45 6
46 0
47 1
48 6
49 7
50 20
51 0
52 2
53 1
54 6
55 0
56 2
57 0
58 0
59 1
60 0
61 1
62 0
63 6
64 78
65 0
66 0
67 1
68 2
69 0
70 0
71 1
72 42
73 1
74 0
75 20
76 2
77 0
78 0
79 1
80 6
81 51
82 0
83 1
84 0
85 0
86 0
87 0
88 2
89 1
90 0
91 0
92 2
93 0
94 0
95 0
96 10
97 1
98 42
99 6
100 50
101 1
102 0
103 1
104 2
105 0

List of values

[0, 1, 1, 2, 1, 0, 1, 6, 3, 0, 1, 2, 1, 0, 0, 14, 1, 6, 1, 2, 0, 0, 1, 2, 5, 0, 15, 2, 1, 0, 1, 34, 0, 0, 0, 18, 1, 0, 0, 2, 1, 0, 1, 2, 6, 0, 1, 6, 7, 20, 0, 2, 1, 6, 0, 2, 0, 0, 1, 0, 1, 0, 6, 78, 0, 0, 1, 2, 0, 0, 1, 42, 1, 0, 20, 2, 0, 0, 1, 6, 51, 0, 1, 0, 0, 0, 0, 2, 1, 0, 0, 2, 0, 0, 0, 10, 1, 42, 6, 50, 1, 0, 1, 2, 0]