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Demonstrations 81  100 of 256
Lah Numbers
nFountains
Latin Squares Puzzle Generator
Coin Fountains with a Given Base
Touching Planar Polycubes
Folding a Strip of Labeled Stamps
Folding a Strip of Unlabeled Stamps
Packing Squares with Triangles
Picture Puzzle
Mazes on 2nGons
Mazes on Archimedean Tilings
Chromatic Polynomials
The Fractal Nature of Partitions
Chord Diagrams for Motzkin Numbers
Playing Cards
A Bitter Chocolate Problem That Satisfies an Inequality
Gaussian Brackets
Equivalence of Two Fibonacci Number Interpretations
Perfect Riffle Shuffling
Permutation Lattice
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