Arcadian Functor

occasional meanderings in physics' brave new world

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Marni D. Sheppeard

Friday, September 18, 2009

M Theory Lesson 296

The binomial coefficent that underlies the Catalan numbers is the central one: for $p = 2$. Consider the analogue for $p = 3$. If my algebra is correct, this is given by the formula which is similar in spirit to a certain decomposition of the Catalan numbers.


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