Six terms

Find the first six terms of the sequence
a1 = -3, an = 2 * an-1


a1 =  -3
a2 =  -6
a3 =  -12
a4 =  -24
a5 =  -48
a6 =  -96


Solution in text a1 =
Solution in text a2 =
Solution in text a3 =
Solution in text a4 =
Solution in text a5 =
Solution in text a6 =

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