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Search: Posts Made By: LaurV
Forum: Puzzles 2020-08-30, 14:25
Replies: 20
Views: 3,504
Posted By LaurV
Yep, we figured out as much :redface: ... ...

Yep, we figured out as much :redface:
...
Yep, we figured out as much :blush:
Forum: Puzzles 2020-08-30, 13:35
Replies: 20
Views: 3,504
Posted By LaurV
That's the opposite problem. This would just be...

That's the opposite problem. This would just be eliminated, it is of no interest for us. Find one which has no 1, 2, 4, 8, please :razz:

Anyhow, it seems I was not right assuming there is a...
Forum: Puzzles 2020-08-30, 12:08
Replies: 20
Views: 3,504
Posted By LaurV
Almost :smile: I didn't "follow" with a...

Almost :smile:
I didn't "follow" with a rigorous proof, it was a sketch only. Tested to 2^1G, as said.

Therefore I can't say "for sure". But is should be "easy" to follow with the modularity to...
Forum: Puzzles 2020-08-30, 06:28
Replies: 20
Views: 3,504
Posted By LaurV
Kind of easy to prove. Mod 10, all non-null...

Kind of easy to prove. Mod 10, all non-null powers which are not 4k end in 2, 4, 8. (so, there is a periodicity of 4, starting from the second). If you take them (mod 100), there is a periodicity of...
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