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.

A366640 Lexicographically earliest sequence of distinct primes such that the sequence of squarefree numbers that are coprime to these primes has an asymptotic density 1/2.

Table of values

n a(n)
1 5
2 79
3 1831
4 1856917
5 517136788981
6 25309896984298197131551
7 9737146484866113825954170751740726870607451

List of values

[5, 79, 1831, 1856917, 517136788981, 25309896984298197131551, 9737146484866113825954170751740726870607451]

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

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