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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.

A385863 a(n) is the largest number of distinct prime factors a number with at most n digits can have.

Table of values

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

List of values

[2, 3, 4, 5, 6, 7, 8, 8, 9, 10, 10, 11, 12, 12, 13, 13, 14, 15, 15, 16, 16, 17, 17, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, 39, 40]

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

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