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BALTIC-WAY 1997 Problem 3

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Let x1=1x_{1}=1 and xn+1=xn+⌊xnn⌋+2x_{n+1}=x_{n}+\left\lfloor\frac{x_{n}}{n}\right\rfloor+2 for n=1,2,3,…n=1,2,3, \ldots, where ⌊x⌋\lfloor x\rfloor denotes the largest integer not greater than xx. Determine x1997x_{1997}.

Dataset text NuminaMath olympiads. Quoted with source.

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