Final Hint Re: [math-fun] 1,2,3,5,18 puzzle
9 Sep
2006
9 Sep
'06
3:07 p.m.
<< Puzzle: What do the positive integers 1, 2, 3, 5, 18 have in common with each other, but with no other positive integer (conjecturally) ?
Hint: These number are cycle lengths. --Dan
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Daniel Asimov