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Recurrence Relationshard
0:00.0

Given an=3an−1−2an−2a_n = 3a_{n-1} - 2a_{n-2}an​=3an−1​−2an−2​ with a0=1a_0 = 1a0​=1 and a1=5a_1 = 5a1​=5, compute a4a_4a4​.