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.

A066676 Smallest number m such that phi(m) is a multiple of n-th primorial number, the product of first n primes.

Table of values

n a(n)
1 3
2 7
3 31
4 211
5 2311
6 60653
7 1023053
8 19417793
9 446235509
10 12939711677
11 200560490131
12 14841484883609
13 608500576478849
14 26165522997357677
15 1229779567395958169
16 65178316970529225209
17 3845520700432469775917
18 234576762719782814756597
19 15716643102168462956621849

List of values

[3, 7, 31, 211, 2311, 60653, 1023053, 19417793, 446235509, 12939711677, 200560490131, 14841484883609, 608500576478849, 26165522997357677, 1229779567395958169, 65178316970529225209, 3845520700432469775917, 234576762719782814756597, 15716643102168462956621849]

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

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