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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.

A338365 a(n) = (index of prime(n) in A280985) - prime(n).

Table of values

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

List of values

[0, 1, 1, 1, 2, 2, 3, 3, 4, 5, 5, 5, 5, 5, 6, 8, 7, 7, 8, 9, 9, 10, 11, 10, 11, 11, 11, 12, 12, 14, 14, 15, 14, 15, 16, 16, 16, 16, 17, 18, 19, 19, 20, 20, 21, 21, 22, 21, 19, 20, 23, 22, 22, 25, 26, 26, 25, 25, 26, 26, 26, 31, 30, 28, 28, 29, 32, 30, 30, 31, 31, 32, 32, 33, 36]

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

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