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.

A333349 a(n) is the least prime p such that n <= ord(n, p)^n < p, where ord(n, p) is the multiplicative order of n modulo p, or 1, if there is no such p.

Table of values

n a(n)
1 2
2 31
3 757
4 65537
5 19531
6 3154757
7 2767631689
8 9857737155463
9 926510094425921
10 440334654777631
11 50544702849929377
12 3335672988472972523
13 846041103974872866961
14 459715689149916492091
15 92978587355640205970336221
16 78919881726271091143763623681
17 26552618219228090162977481
18 1338029376807245057016053427001
19 11951068054199383402102234839038071

List of values

[2, 31, 757, 65537, 19531, 3154757, 2767631689, 9857737155463, 926510094425921, 440334654777631, 50544702849929377, 3335672988472972523, 846041103974872866961, 459715689149916492091, 92978587355640205970336221, 78919881726271091143763623681, 26552618219228090162977481, 1338029376807245057016053427001, 11951068054199383402102234839038071]

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

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