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.

A057195 Numbers k such that 2^k + 7 is prime.

Table of values

n a(n)
1 2
2 4
3 6
4 8
5 10
6 16
7 18
8 20
9 28
10 30
11 38
12 44
13 78
14 88
15 98
16 126
17 160
18 174
19 204
20 214
21 588
22 610
23 798
24 926
25 1190
26 1198
27 1806
28 1888
29 2648
30 3454
31 3510
32 3864
33 3870
34 8970
35 12330
36 13330
37 18876
38 22338
39 39718
40 55006
41 110784
42 172470
43 196434
44 235710
45 247280
46 268408
47 279320
48 300874
49 315268
50 372950
51 472258
52 566496
53 780284
54 820356

List of values

[2, 4, 6, 8, 10, 16, 18, 20, 28, 30, 38, 44, 78, 88, 98, 126, 160, 174, 204, 214, 588, 610, 798, 926, 1190, 1198, 1806, 1888, 2648, 3454, 3510, 3864, 3870, 8970, 12330, 13330, 18876, 22338, 39718, 55006, 110784, 172470, 196434, 235710, 247280, 268408, 279320, 300874, 315268, 372950, 472258, 566496, 780284, 820356]