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.

A214812 Largest prime factor of (p^p-1)/(p-1) where p = prime(n).

Table of values

n a(n)
1 3
2 13
3 71
4 4733
5 1806113
6 1803647
7 2699538733
8 109912203092239643840221
9 1920647391913
10 549334763
11 568972471024107865287021434301977158534824481
12 41903425553544839998158239
13 5926187589691497537793497756719
14 19825223972382274003506149120708429799166030881820329892377241
15 194707033016099228267068299180244011637

List of values

[3, 13, 71, 4733, 1806113, 1803647, 2699538733, 109912203092239643840221, 1920647391913, 549334763, 568972471024107865287021434301977158534824481, 41903425553544839998158239, 5926187589691497537793497756719, 19825223972382274003506149120708429799166030881820329892377241, 194707033016099228267068299180244011637]

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

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