Given an=2an−1−an−2a_n = 2a_{n-1} - a_{n-2}an=2an−1−an−2, which of the following is true for the sequence if a0=0,a1=1a_0=0, a_1=1a0=0,a1=1?
ana_nan is an arithmetic progression
ana_nan is a geometric progression
an=na_n = nan=n
an=2n−1a_n = 2^n - 1an=2n−1