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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.

A374324 The maximal exponent in the prime factorization of the numbers whose maximal exponent in their prime factorization is even.

Table of values

n a(n)
1 0
2 2
3 2
4 2
5 4
6 2
7 2
8 2
9 2
10 2
11 2
12 2
13 4
14 2
15 2
16 2
17 2
18 2
19 6
20 2
21 2
22 2
23 4
24 4
25 2
26 2
27 2
28 2
29 2
30 2
31 4
32 2
33 2
34 2
35 2
36 2
37 2
38 2
39 4
40 2
41 2
42 2
43 2
44 2
45 4
46 2
47 2
48 2
49 2
50 2
51 4
52 2
53 2
54 6
55 2
56 2
57 2
58 2
59 4
60 2
61 2
62 2
63 2
64 2
65 2
66 4
67 2
68 2
69 2
70 2
71 8
72 2
73 2
74 2
75 4
76 2
77 2
78 2
79 2
80 2
81 2
82 2
83 2
84 4
85 2
86 2
87 2

List of values

[0, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 6, 2, 2, 2, 4, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 4, 2, 2, 6, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 8, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2]

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