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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.

A376305 Run-compression of the sequence of first differences of squarefree numbers.

Table of values

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

List of values

[1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 2, 1, 3, 1, 4, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 1, 3, 1, 2, 1, 2, 1, 2, 4, 1, 2, 1, 2, 1, 2, 1, 3, 1, 3, 1, 4, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 2, 3, 1, 2, 1, 2, 1, 3, 1, 3, 1, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 2, 1, 3]

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