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Another Square Sequence (
Posted on 20031223
)
If you subtract the sum of the first x numbers, squared, from the sum of the next x numbers, squared, (for example, 6² + 5² + 4²  3²  2²  1²); you will get (x²)(2x+1) and also x²(x+1)² minus x^4. Prove why this works.
See The Solution
Submitted by
Gamer
Rating:
2.3333
(3 votes)
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Subject
Author
Date
Puzzle Thoughts
K Sengupta
20230217 05:47:17
re: Proof by Induction
sumit
20040614 08:23:15
solution
sumit
20040614 08:20:05
another solution
luminita
20031228 14:56:43
Proof by Induction
Larry Settle
20031227 13:53:11
No Subject
zaphod
20031224 01:51:43
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