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FACTDOUBLE

FACTDOUBLE

Name

FACTDOUBLE -- 

Description

FACTDOUBLE function returns the double factorial of a @number, i.e., x!!.

If @number is not an integer, it is truncated. If @number is negative FACTDOUBLE returns #NUM! error.

This function is Excel compatible.

Examples

FACTDOUBLE(5) equals 15.

See also

FACT.