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发表于 2023-10-24 11:05
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For example,Collatz odd 174757,actual downward steps(k>=3) is 11.Corresponding odd in (*3+2^m-1)/2^k is 524288-174757=349531, transform position(to itself layer) is (349531+1)/2=174766,odd follow 349531 is (349531*3+524288-1)/16=98305,transform position is 196612, position increment is 196612-174766=21846, position inequality is 174766+21846*4*(1-0.75^(n-1))>262144, solution is n>34. 11<34, satisfies conclusion in paper.According to my conclusion,almost all known convergence odd Collatz sequences have the same principle(huge odd is not a strong precondition in paper). |
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