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
                                             
                                          
                                          
                                        
											