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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.

A074594 Number of distinct prime factors of numbers that are not prime powers.

Table of values

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

List of values

[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 3, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 2, 3, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 3, 2, 2, 3, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 2, 2, 3, 2, 3, 3, 2, 2, 2, 2, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 3, 2]

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