Is this a geometric sequence?
3, 27, 243, 2187, 19683 …
Here the numbers are following a pattern : the previous number is multiplied by 9 to get the next number:
So this follows a geometric sequence.
11664, 1944, 324, 54, 9 …
4096, 2048, 1024, 512, 256 …
10, 100, 1000, 10000, 100000 …
8, 16, 48, 96, 480 …
8675, 1843, 458, 96, 24 …