Lucas {Zseq}

Lucas numbers

Description

Under OEIS A000032, the nth Lucas number is given as

F_n = F_{n-1} + F_{n-2}

where the first 6 entries are 2, 1, 3, 4, 7, 11.

Usage

Lucas(n, gmp = TRUE)

Arguments

n

the number of first n entries from the sequence.

gmp

a logical; TRUE to use large number representation, FALSE otherwise.

Value

a vector of length n containing first entries from the sequence.

See Also

Fibonacci

Examples

## generate first 30 Lucas numbers
print(Lucas(30))