Feigenbaum number

例句：

1. 1.The Fibonacci sequence is a series of numbers where each number is the sum of the two preceding ones.
   斐波那契数列是一系列数字，其中每个数字是前两个数字的和。
2. 2. In mathematics, the Fibonacci sequence is used to model growth patterns in many fields.
   在数学中，斐波那契数列被用来模拟许多领域的增长模式。
3. 3. The Fibonacci sequence has been observed in nature, such as the growth of trees and the distribution of stars.
   斐波那契数列已经在自然界中观察到，例如树木的生长和星星的分布。