factdouble() Function

Functions

factdouble( number )

The double factorial of specified number (mathematically n!!). Returns a decimal even though the factorial is an integer.

Parameters

Keyword Type Description

number

Integer

A number, the double factorial of which will be returned. The number must be an integer between 0 and 300, inclusive.

Returns

Decimal

Examples

You can experiment with this function in the test box below.

Test Input

fact(6) returns 48

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