MathDB
Sequence of Integers

Source: 1962 All-Soviet Union Olympiad

January 15, 2018
RussiaalgebraSequences

Problem Statement

Given integers a0,a1,...,a100a_0,a_1, ... , a_{100}, satisfying a1>a0a_1>a_0, a1>0a_1>0, and ar+2=3ar+12ara_{r+2}=3 a_{r+1}-2a_r for r=0,1,...,98r=0, 1, ... , 98. Prove a100>299a_{100}>299