Write the First Four Terms of the Sequence Whose General $$a _ { n } = n ^ { 2 } - n$$

Multiple Choice

Write the first four terms of the sequence whose general term is given.
- $$a _ { n } = n ^ { 2 } - n$$

A) $2,6,12,20$
B) $0,2,6,12$
C) $1,4,9,16$
D) $0,3,8,15$