All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Just Math
Choose To Prime Poser (Posted on 2010-04-18) Difficulty: 3 of 5
Determine all possible values of a positive integer N ≥ 3, such that NC2 – 1 is a prime power.

Note: NC2 represents N choose 2.

See The Solution Submitted by K Sengupta    
No Rating

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(2): No Subject. No real hole in my proof.Jer2010-04-26 15:42:02
re: No Subjectfarcear2010-04-24 22:10:51
SolutionNo SubjectJer2010-04-23 16:28:43
Hints/Tipscomputer exploration (spoilers) possible solutionCharlie2010-04-18 13:45:26
Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (14)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2024 by Animus Pactum Consulting. All rights reserved. Privacy Information