Which of the following sequences does NOT satisfy the recurrence an=3an−1−2an−2a_n = 3a_{n-1} - 2a_{n-2}an=3an−1−2an−2?
an=5⋅2n+1a_n = 5 \cdot 2^n + 1an=5⋅2n+1
an=2n+1+1a_n = 2^{n+1} + 1an=2n+1+1
an=2⋅2n+3a_n = 2 \cdot 2^n + 3an=2⋅2n+3
an=3n+1a_n = 3^n + 1an=3n+1