Find the First Six Terms of the Sequence $$a _ { 1 } = 4 , a _ { 2 } = 2 ; \text { for } n \geq 3 , a _ { n } = a _ { n - 1 } - a _ { n - 2 }$$

Multiple Choice

Find the first six terms of the sequence.
- $$a _ { 1 } = 4 , a _ { 2 } = 2 ; \text { for } n \geq 3 , a _ { n } = a _ { n - 1 } - a _ { n - 2 }$$

A) $4,2,0 , - 2 , - 4 , - 6$
B) $4,2,6,8,11,19$
C) $4,2 , - 2 , - 4 , - 2,2$
D) $4,2,2 , - 2,2 , - 2$