Odd Rubik's Cubes (extra footage) - Numberphile

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Additional footage from the main video at    • Entirely Ridiculously Big Numbers - Number...   - More links & stuff in full description below ↓↓↓ Featuring Richard Elwes. More Richard on Numberphile:    • Richard Elwes on Numberphile   Rubik's Cube playlist:    • Rubik's Cube on Numberphile   Mor