Difference between revisions of "Manuals/calci/LUCAS"

LUCAS(n)

• is the number indicating the position.

Description

• This function gives the Lucas series of the numbers.
• Lucas numbers are similar to the Fibonacci numbers.
• It is generated by added the last two numbers in the series.
• In , is the numbers position, which is used to displaying the numbers in the given range.
• The difference between Lucas and Fibonacci numbers are with the first two terms and , but and .
• The Lucas numbers are defined by:
• The sequence of Lucas numbers is 2,1,3,4,7,11,18,29....
• The relation between Lucas and Fibonacci numbers are:

and : where is the Lucas series with is the Lucas number and is the Fibonacci number.

   This function will, give the result as error when   is non-numeric or n < 0


Examples

1. =LUCAS(5)= 2 1 3 4 7 11
2. =LUCAS(0)= 2
3. =LUCAS(1)= 2 1
4. =LUCAS(3)= 2 1 3 4
5. =LUCAS(-1)=Null