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Forum: Puzzles 2018-01-22, 09:20
Replies: 31
Views: 18,304
Posted By henryzz
Very nice. Maybe someone should let numberphile...

Very nice. Maybe someone should let numberphile know.
Also I believe papers have been published on less worthwhile subjects.
Forum: Puzzles 2018-01-17, 22:06
Replies: 31
Views: 18,304
Posted By henryzz
If I understand correctly you gave an example...

If I understand correctly you gave an example based upon a known solution for n=35. This led to solutions for n=(71*25^k-1)/2.
Given a solution for n=37 you would be able to generate solutions for...
Forum: Puzzles 2018-01-14, 22:19
Replies: 31
Views: 18,304
Posted By henryzz
You can download and zoom in. Sorry the graph...

You can download and zoom in. Sorry the graph program I am using doesn't cope very well.
Forum: Puzzles 2018-01-14, 17:13
Replies: 31
Views: 18,304
Posted By henryzz
https://ibb.co/jMDpCR Above is the image of...

https://ibb.co/jMDpCR
Above is the image of 296. 256 has to be an end. Any other issues?
Forum: Puzzles 2018-01-12, 20:33
Replies: 31
Views: 18,304
Posted By henryzz
Are you saying that it can't work for odd powers?

Are you saying that it can't work for odd powers?
Forum: Puzzles 2018-01-12, 19:21
Replies: 31
Views: 18,304
Posted By henryzz
I have attached a graph of summing upto a cube...

I have attached a graph of summing upto a cube complete to 124. No solution yet. Unless 108 is an end the solution is at least 235. It is at least all connected.
Forum: Puzzles 2018-01-11, 19:10
Replies: 31
Views: 18,304
Posted By henryzz
The Square-Sum problem

https://www.youtube.com/watch?v=G1m7goLCJDY
https://www.youtube.com/watch?v=7_ph5djCCnM

How far can you prove upto 299 seems fairly easy to beat?
Are cubes possible?
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