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1.2 KiB
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Function catalan #
The Catalan Numbers enumerate combinatorial structures of many different types. catalan only takes integer arguments. The following condition must be enforced: n >= 0
Syntax #
math.catalan(n)
Parameters #
| Parameter | Type | Description |
|---|---|---|
n |
Number | BigNumber | nth Catalan number |
Returns #
| Type | Description |
|---|---|
| Number | BigNumber | Cn(n) |
Throws #
| Type | Description |
|---|
Examples #
math.catalan(3) // returns 5
math.catalan(8) // returns 1430