> I don't quite see how this makes it unneccessary to check only iteration
> numbers which are powers of 2. How long does it take to find a cycle
> length of, say, 127 if you're sampling only powers of 2?
Let's say you have a cycle of length 127 beginning at 992. You keep 1, 2, ...
1024. When you get to 1151, you see it's the same as 1024, and you know you
have a cycle.
phma
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