Requires a Wolfram Notebook System
Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.
You can stack more spheres on a square array of spheres than on a triangular arrangement of spheres. The packing density, however, will be the same.
Contributed by: Michael Schreiber (March 2011)
Open content licensed under CC BY-NC-SA
The related cannonball problem is to stack a square number of spheres into a square pyramid. The solution is to pack 4900 spheres in a pyramid with side length 24.
Wolfram Demonstrations Project
Published: March 7 2011