What is the expansion of the series

sum from n equals 1 to 4 of 4 to the n plus 1 power

4 + 8 + 12 + 16
4 + 16 + 64 + 256
16 + 64 + 256 + 1,024
16 + 20 + 24 + 28

What is the expansion of the series sum from n equals 1 to 4 of 4 to the n plus 1 power 4 8 12 16 4 16 64 256 16 64 256 1024 16 20 24 28 class=