perplexus.info :: Just Math : Odd Sum

Odd Sum (Posted on 2002-08-08)

Prove that the sum of consecutive odd numbers beginning at 1 (eg 1, 3, 5, ..) always adds up to a perfect square

See The Solution Submitted by Cheradenine

Rating: 3.9000 (10 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Puzzle Solution: Method 3	K Sengupta	2022-05-11 21:47:52
Puzzle Solution: Method 2	K Sengupta	2022-05-10 22:13:52
re: What, me worry?	broll	2015-04-06 03:56:52
What, me worry?	Steve Herman	2014-11-17 21:28:48
Complete solution	danish ahmed khan	2012-10-23 14:38:05
Answer	K Sengupta	2007-03-24 12:00:10
My Solution	Charley	2005-05-14 09:37:07
geometric (not rigorous) solution/proof	karrio	2004-06-08 12:06:39
nevermind	elson	2004-05-08 06:26:59
I know this is late but...	elson	2004-05-08 06:25:29
re(2): Difference Method NO SHIFT	Richard	2004-04-05 14:18:25
re: Difference Method SHIFT BY ONE	Ady TZIDON	2004-04-05 10:27:50
Difference Method	Richard	2004-04-04 18:12:59
Simplify a bit	Jack Squat	2004-01-05 14:17:06
re(2): (Happy's post)	TomM	2002-08-08 21:53:20
re: (Happy's post)	TomM	2002-08-08 21:21:28
re: Arithmetic series	lucky	2002-08-08 10:32:46
Arithmetic series	lucky	2002-08-08 09:57:06
No Subject	Happy	2002-08-08 08:42:19

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