Quadrangular Pyramid Counting Problem
Source: 1995 National High School Mathematics League, Exam One, Problem 11
March 3, 2020
geometry3D geometrypyramid
Problem Statement
Color the vertexes of a quadrangular pyramid in one color, satisfying that two end points of any edge are in different colors. We have only 5 colors, then the number of ways coloring the quadrangular pyramid is________.