Find the First 4 Terms of the Recursively Defined Sequence $$a _ { 1 } = 4 , a _ { n } + 1 = \left( a _ { n } \right) ^ { 2 }$$

Multiple Choice

Find the first 4 terms of the recursively defined sequence.
- $$a _ { 1 } = 4 , a _ { n } + 1 = \left( a _ { n } \right) ^ { 2 }$$

A) $4,8,16,32$
B) $4,16,64,256$
C) $4,4,9,16$
D) $4,16,256,65,536$