递归数列这类问题,是近年来高考试题中考查学生逻辑思维和推理论证等能力的常见试题。已引起中学数学教师的重视。有些数学杂志不断刊登此类问题的解法,都是从正面进行探讨。由于解答这类问题的难度较大,即使教师在平日教学中花费了大量时间做了系统讲 The problem of recursive sequence is a common question that examines students’ logical thinking and theoretical reasoning in recent examinations. Has attracted the attention of middle school mathematics teachers. Some mathematics magazines continue to publish solutions to these problems. Due to the difficulty of answering such questions, even if teachers spend a lot of time on weekdays to teach