Name

number_mersenne — Returns the Mersenne number 2^n - 1

Calling Sequence

   a = number_mersenne ( n )
   
   

Parameters

n :

a 1x1 matrix of floating point integers, must be positive

a :

a 1x1 matrix of floating point integers

Description

Returns the Mersenne number 2^n - 1.

Examples

number_mersenne ( 2 ) // 3
number_mersenne ( 3 ) // 7
number_mersenne ( 5 ) // 31

   

Authors

Copyright (C) 2009 - 2010 - DIGITEO - Michael Baudin