cp's OEIS Frontend

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.

A228669 Numbers k for which sum{prime(2*k) - prime(2*k-1)} is prime.

Table of values

n a(n)
1 2
2 3
3 4
4 5
5 6
6 9
7 14
8 16
9 19
10 21
11 23
12 25
13 26
14 27
15 32
16 34
17 35
18 36
19 37
20 38
21 43
22 44
23 49
24 50
25 55
26 63
27 64
28 65
29 70
30 73
31 76
32 81
33 96
34 101
35 107
36 113
37 121
38 126
39 129
40 132
41 135
42 145
43 147
44 152
45 154
46 157
47 158
48 160
49 161
50 166
51 171
52 174
53 176
54 179
55 180
56 183
57 187
58 196
59 197

List of values

[2, 3, 4, 5, 6, 9, 14, 16, 19, 21, 23, 25, 26, 27, 32, 34, 35, 36, 37, 38, 43, 44, 49, 50, 55, 63, 64, 65, 70, 73, 76, 81, 96, 101, 107, 113, 121, 126, 129, 132, 135, 145, 147, 152, 154, 157, 158, 160, 161, 166, 171, 174, 176, 179, 180, 183, 187, 196, 197]

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

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