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Consider a sequence {an}w i t ha1=2a n d...

Consider a sequence `{a_n}w i t ha_1=2a n da_n=(a n-1 2)/(a_(n-2))` for all `ngeq3,` terms of the sequence being distinct. Given that `a_1a n da_5` are positive integers and`a_5lt=162` then the possible value `(s)ofa_5` can be a. 162 b. 64 c. 32 d. 2

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