SOLUTION: write the nth rule, given 256,64,16,4

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Question 879999: write the nth rule, given 256,64,16,4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Looks like it starts at 256 and divides by 4.
A%5Bn%5D=256%2F4%5E%28n-1%29
A%5B1%5D=256%2F4%5E0=256%2F1=256
A%5B2%5D=256%2F4%5E1=256%2F4=64
A%5B3%5D=256%2F4%5E2=256%2F16=16
A%5B4%5D=256%2F4%5E3=256%2F64=4