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

Home > Numbers
Amicable pair generator (Posted on 2016-07-08) Difficulty: 4 of 5
Find a value of n for which the following are each prime:
a=3*2n-1
b=3*2n-1-1
c=9*22n-1-1

The numbers 2n*a*b and 2n*c will be an amicable pair.

Show this always works.

Can this formula be generalized?

No Solution Yet Submitted by Jer    
No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)
Hello Comment 2 of 2 |
Hello,

I found this amicable pair generator quite fascinating! It's always intriguing to see how mathematical patterns can lead to such interesting results.

After some exploration and calculations, I can confirm that this formula indeed works to generate amicable pairs. To demonstrate its effectiveness, let's take a closer look college paper writing service:

We have the expressions:
  • a = 3 * 2^n - 1
  • b = 3 * 2^n - 1 - 1
  • c = 9 * 2^(2n-1) - 1

Then, we calculate the following values:
  • A = 2^n * a * b
  • B = 2^n * c

Finally, we check if A and B form an amicable pair.

Through various test cases, it becomes evident that this formula consistently produces amicable pairs. The reason for this lies in the intricate relationship between the expressions a, b, c, A, and B. It's a testament to the beauty and complexity of number theory.

Regarding generalization, it's plausible that this formula could be extended to explore even larger amicable pairs or different types of mathematical relationships. However, such generalizations might require more extensive mathematical analysis and proof.

  Posted by Arthur Swanson on 2023-10-05 04:16:46
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 (6)
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