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[-] Wirlocke@lemmy.blahaj.zone 5 points 2 days ago* (last edited 1 day ago)

No matter what wouldn't this grow to infinite passengers? Is that supposed to be the point?

Because any even number is going to halve itself down to ~~1, which is odd~~ an odd number, then double plus one will always make another odd number so it would grow to infinity.

Edit: Misread the problem, read replies for explanations

[-] Lauchmelder@feddit.org 8 points 2 days ago

It's stated wrongly. The Collatz Conjecture is about the case where you triple an odd number and add one, that way you enter a loop if you get down to 1 (1 -> 4 -> 2 -> 1)

[-] apotheotic@beehaw.org 10 points 2 days ago

It isn't stated wrongly: 2n+1 get on, which means 3n+1 are on board

[-] Wirlocke@lemmy.blahaj.zone 1 points 2 days ago

OH that makes sense, so I misread it.

[-] wonderingwanderer@sopuli.xyz 5 points 2 days ago

2n+1 enter the trolley, meaning 3n+1, which in the case of n being an odd number, will always equal an even.

this post was submitted on 11 Feb 2026
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