Skip to main content
Plus.Maths.org
Search
About
Support
Sponsors
Subscribe
Terms of use
Main navigation
Home
Articles
Collections
Podcasts
Puzzles
Discover
Videos
Login
Secondary menu
Search
About
Support
Sponsors
Subscribe
Terms of use
Add new comment
code error
when you get to 1 (which is odd) the next result is 4, 2, 1....
Reply
Your name
Subject
Comment
About text formats
Unformatted text
No HTML tags allowed.
Lines and paragraphs break automatically.
when you get to 1 (which is odd) the next result is 4, 2, 1....