随着高考模式的进一步改革 ,各学科知识互相交叉、渗透、融合已成必然 ,作为工具性学科的数学与其他学科的紧密联系日益体现 .数列是高考中的重要内容 ,以数列知识为背景的跨学科问题值得关注 .一、与语文相结合例 1　“远望巍巍塔七层 ,红光点点倍加增 ,共灯三百八十一 ,请问 With the further reform of the college entrance examination model, cross-cutting, infiltrating, and merging of various disciplines have become inevitable. The close relationship between mathematics and other disciplines as an instrumental discipline is increasingly reflected. The sequence is an important part of the college entrance examination, and is based on a series of knowledge. Interdisciplinary issues are worth paying attention to. First, combined with language example 1 “7th floor of Yuanwang Tower, red light is increased by a little, and the common light is 381.