Penny has announced the winners of the witch contest and my two favourites weren't amongst them... so now I'll never know who did them... unless someone tells me....
my absolute favourite was the dark 68 and my favourite cute one was the tortoise 138.
Anyone know???
Update: the tortoise is by happy d
BrainTwister #81: Consecutive squares
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From New Scientist #3551, 12th July 2025 [link] [link] Can you find three
consecutive positive numbers such that the square of the first plus the
square of...
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