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.

A372229 a(n) is the largest prime factor of n^n - n.

Table of values

n a(n)
2 2
3 3
4 7
5 13
6 311
7 43
8 337
9 193
10 333667
11 13421
12 266981089
13 28393
14 29914249171
15 10678711
16 1321
17 184417
18 7563707819165039903
19 236377
20 192696104561
21 920421641
22 12271836836138419
23 39700406579747
24 58769065453824529
25 152587500001
26 4315817869647001
27 797161

List of values

[2, 3, 7, 13, 311, 43, 337, 193, 333667, 13421, 266981089, 28393, 29914249171, 10678711, 1321, 184417, 7563707819165039903, 236377, 192696104561, 920421641, 12271836836138419, 39700406579747, 58769065453824529, 152587500001, 4315817869647001, 797161]

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

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