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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.

A254665 Primes prime(n) such that prime(n) + 7*n is also prime.

Table of values

n a(n)
1 3
2 71
3 79
4 89
5 101
6 199
7 271
8 281
9 293
10 349
11 359
12 433
13 463
14 479
15 569
16 577
17 641
18 659
19 701
20 743
21 769
22 787
23 809
24 839
25 863
26 911
27 953
28 1013
29 1033
30 1049
31 1109
32 1181
33 1249
34 1277
35 1321
36 1361
37 1399
38 1429
39 1451
40 1459
41 1481
42 1511
43 1549
44 1571
45 1627
46 1693
47 1733
48 1759
49 1889

List of values

[3, 71, 79, 89, 101, 199, 271, 281, 293, 349, 359, 433, 463, 479, 569, 577, 641, 659, 701, 743, 769, 787, 809, 839, 863, 911, 953, 1013, 1033, 1049, 1109, 1181, 1249, 1277, 1321, 1361, 1399, 1429, 1451, 1459, 1481, 1511, 1549, 1571, 1627, 1693, 1733, 1759, 1889]

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

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