Prepare to be intrigued by the many facets of
the properties of the amazing array of numbers
known as Pascal's Triangle and its many relatives.
Some of the topics you will find:
Polytopes Simplexes and the Simplex Triangle Tetrahedral, and higher dimensional figurate numbers Duplexes and The Duplex Triangle Geometric Duplication - Cubes and Hypercubes Vandermonde's Identity for the Duplex Triangle
and the Triplex Triangle Euler's formula for Simplexes and Duplexes Recurrent Sequences in Pascal's Triangle and its Relatives
Including the Fibonacci, Pell and Jacobsthal...