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MAA Found Math - Week 27

2015 MAA Found Math - Week 27

This sculpture was found by by Roger Nelsen (Lewis & Clark College) in the lobby of the Sheraton Crown Center hotel in Kansas City, where recently nearly 900 high school and college mathematicians gathered to score over 424,000 AP Calculus exams. The sculpture has an octahedral shape, consisting of 2299 spheres arranged in layers (from bottom to top) with 1, 9, 25, ..., 289, 361, 289, ..., 25, 9, 1 spheres.