SOLUTION: Idk if this is trig or not but... if a sub 1 = 8 and a sub n = a sub (n-1)/2 what are the next 3 numbers in the sequence

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Question 971335: Idk if this is trig or not but...
if a sub 1 = 8
and a sub n = a sub (n-1)/2
what are the next 3 numbers in the sequence
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
No not trigonometry but sequences of numbers.
a%5Bn%5D=a%5Bn-1%5D%2F2
a%5B2%5D=a%5B2-1%5D%2F2=a%5B1%5D%2F2=8%2F2=4
a%5B3%5D=a%5B2%5D%2F2=4%2F2=2
a%5B4%5D=a%5B3%5D%2F2=2%2F2=1
8,4,2,1