Chinese music reflected the linear thinking mode, paying attention to the main lines, while the western music tends to cross the multi-dimensional thinking mode and achieve the harmony of different music patterns.
【单选题】记n项正项数列为a 1 ,a 2 ,…,a n ,T n 为前n项的积,定义 n T 1 T 2 … T n 为“叠乘积”.如果有1618项的正项数列a 1 ,a 2 ,…,a 1618 的“叠乘积”为2 1619 ,则有1619项数列2,a 1 ,a 2 ,…,a 1618 …的“叠乘积”为( )