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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.

A067871 Number of primes between consecutive terms of A246547 (prime powers p^k, k >= 2).

Table of values

n a(n)
1 2
2 0
3 2
4 3
5 0
6 2
7 4
8 3
9 4
10 8
11 0
12 1
13 8
14 14
15 1
16 7
17 7
18 4
19 25
20 2
21 15
22 15
23 17
24 16
25 10
26 45
27 2
28 44
29 20
30 26
31 18
32 0
33 2
34 28
35 52
36 36
37 42
38 32
39 45
40 45
41 47
42 19
43 30
44 106
45 36
46 35
47 4
48 114
49 28
50 135
51 89
52 42
53 87
54 42
55 34
56 66
57 192
58 106
59 56
60 23
61 39
62 37
63 165
64 49
65 37
66 262
67 58
68 160
69 22

List of values

[2, 0, 2, 3, 0, 2, 4, 3, 4, 8, 0, 1, 8, 14, 1, 7, 7, 4, 25, 2, 15, 15, 17, 16, 10, 45, 2, 44, 20, 26, 18, 0, 2, 28, 52, 36, 42, 32, 45, 45, 47, 19, 30, 106, 36, 35, 4, 114, 28, 135, 89, 42, 87, 42, 34, 66, 192, 106, 56, 23, 39, 37, 165, 49, 37, 262, 58, 160, 22]

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

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