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.

A125821 Numbers k for which 8*k+5 and 8*k+7 are twin primes.

Table of values

n a(n)
1 3
2 12
3 18
4 24
5 33
6 57
7 102
8 132
9 153
10 159
11 162
12 234
13 243
14 249
15 267
16 279
17 288
18 297
19 318
20 348
21 423
22 432
23 444
24 447
25 477
26 489
27 519
28 528
29 552
30 564
31 579
32 627
33 684
34 687
35 717
36 774
37 783
38 837
39 858
40 918
41 948
42 969
43 984
44 993

List of values

[3, 12, 18, 24, 33, 57, 102, 132, 153, 159, 162, 234, 243, 249, 267, 279, 288, 297, 318, 348, 423, 432, 444, 447, 477, 489, 519, 528, 552, 564, 579, 627, 684, 687, 717, 774, 783, 837, 858, 918, 948, 969, 984, 993]

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

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