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.

A193453 Number of odd divisors of phi(n).

Table of values

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

List of values

[1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 2, 1, 1, 1, 2, 3, 1, 2, 2, 2, 1, 2, 2, 3, 2, 2, 1, 4, 1, 2, 1, 2, 2, 3, 3, 2, 1, 2, 2, 4, 2, 2, 2, 2, 1, 4, 2, 1, 2, 2, 3, 2, 2, 3, 2, 2, 1, 4, 4, 3, 1, 2, 2, 4, 1, 2, 2, 4, 2, 3, 3, 2, 3, 4, 2, 4, 1, 4, 2, 2, 2, 1, 4, 2, 2, 2, 2, 3, 2, 4, 2, 3, 1, 2, 4, 4, 2, 3, 1, 4, 2, 2]