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.

A309891 a(n) is the total number of trailing zeros in the representations of n over all bases b >= 2.

Table of values

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

List of values

[0, 1, 1, 3, 1, 3, 1, 5, 3, 3, 1, 6, 1, 3, 3, 8, 1, 6, 1, 6, 3, 3, 1, 9, 3, 3, 5, 6, 1, 7, 1, 10, 3, 3, 3, 11, 1, 3, 3, 9, 1, 7, 1, 6, 6, 3, 1, 13, 3, 6, 3, 6, 1, 9, 3, 9, 3, 3, 1, 12, 1, 3, 6, 14, 3, 7, 1, 6, 3, 7, 1, 15, 1, 3, 6, 6, 3, 7, 1, 13, 8, 3, 1, 12]