Create a function that returns the nth catalan number.In combinatorial mathematics, the Catalan numbers form a sequence of natural numbers that occur in various counting problems, often involving recursively-defined objects. They are named after the Belgian mathematician Eugène Charles Catalan (1814-1894). For more info, check out the resource tab. Examples getCatalanNumber (0) 1 getCatalanNumber (6) → 132 getCatalanNumber (8) - 1 1430 Notes Inputs are zero and positive integers.

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Create a function that returns the nth catalan number. In combinatorial mathematics, the
Catalan numbers form a sequence of natural numbers that occur in various counting
problems, often involving recursively-defined objects. They are named after the Belgian
mathematician Eugène Charles Catalan (1814-1894). For more info, check out the resource
tab.
Examples
getCatalanNumber (0) → 1
getCatalanNumber (6) → 132
getCatalanNumber (8) 1430
Notes
Inputs are zero and positive integers.
Transcribed Image Text:Create a function that returns the nth catalan number. In combinatorial mathematics, the Catalan numbers form a sequence of natural numbers that occur in various counting problems, often involving recursively-defined objects. They are named after the Belgian mathematician Eugène Charles Catalan (1814-1894). For more info, check out the resource tab. Examples getCatalanNumber (0) → 1 getCatalanNumber (6) → 132 getCatalanNumber (8) 1430 Notes Inputs are zero and positive integers.
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