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.

A078317 Number of divisors of n*rad(n)+1, where rad = A007947 (squarefree kernel).

Table of values

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

List of values

[2, 2, 4, 3, 4, 2, 6, 2, 6, 2, 4, 2, 8, 2, 4, 4, 8, 2, 4, 4, 8, 4, 8, 4, 12, 2, 4, 4, 4, 4, 8, 4, 8, 4, 4, 4, 8, 6, 4, 2, 6, 4, 12, 8, 9, 4, 16, 3, 8, 4, 4, 8, 8, 6, 8, 4, 16, 4, 4, 2, 4, 4, 6, 4, 4, 2, 8, 6, 4, 6, 4, 2, 16, 2, 4, 8, 8, 4, 4, 6, 6, 6, 16, 2, 4, 4, 8, 4, 8, 4, 8, 8, 12, 2, 4, 2, 8, 2, 12, 8]