Math Help - Find the first 6 terms of the sequence a1=-2 an=2*an-1

1. Find the first 6 terms of the sequence a1=-2 an=2*an-1

Find the first 6 terms of the sequence a1=-2 an=2*an-1 The answers are -2 -4 -8 -16 -32 -64

Thanks

2. Originally Posted by ToXic01
Find the first 6 terms of the sequence a1=-2 an=2*an-1 The answers are -2 -4 -8 -16 -32 -64

Thanks
$a_2 = 2 a_1 = 2 (-2) = -4$ etc.