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.

A069176 Numbers n such that n-1, n+1, 2n-1, 2n+1, 4n-1, 4n+1, 8n-1 and 8n+1 are all prime.

Table of values

n a(n)
1 253680
2 1138830
3 58680930
4 90895770
5 124253010
6 269877300
7 392071680
8 613813200
9 1014342210
10 1277981670
11 1413015030
12 1453978680
13 1753585680
14 2919331380
15 3424037190
16 3538972710
17 4025789040
18 4175762010
19 4362439200

List of values

[253680, 1138830, 58680930, 90895770, 124253010, 269877300, 392071680, 613813200, 1014342210, 1277981670, 1413015030, 1453978680, 1753585680, 2919331380, 3424037190, 3538972710, 4025789040, 4175762010, 4362439200]

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

Content is available under The OEIS End-User License Agreement.