is 8 the “nth term formula” for the sequence: 3,24,192,…

Answer 1

3, 24, 192, 1,536, 12,288... is a geometric sequence with r= common ratio = 8 and 1st term=a1=3

the nth term =

an = a1r^(n-1)

a8 = 3(8)^7

8th term = 6,291,456