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.

A096784 Numbers n such that both n and n+1 are composite numbers that sum up to a prime.

Table of values

n a(n)
1 8
2 9
3 14
4 15
5 20
6 21
7 26
8 33
9 35
10 39
11 44
12 48
13 50
14 51
15 54
16 56
17 63
18 65
19 68
20 69
21 74
22 75
23 81
24 86
25 90
26 95
27 98
28 99
29 105
30 111
31 114
32 116
33 119
34 120
35 125
36 128
37 134
38 135
39 140
40 141
41 146
42 153
43 155
44 158
45 165
46 168
47 174
48 176
49 183
50 186
51 189
52 194
53 200
54 204
55 209
56 215
57 216
58 219
59 221

List of values

[8, 9, 14, 15, 20, 21, 26, 33, 35, 39, 44, 48, 50, 51, 54, 56, 63, 65, 68, 69, 74, 75, 81, 86, 90, 95, 98, 99, 105, 111, 114, 116, 119, 120, 125, 128, 134, 135, 140, 141, 146, 153, 155, 158, 165, 168, 174, 176, 183, 186, 189, 194, 200, 204, 209, 215, 216, 219, 221]

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

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