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Write down the first five terms of the sequence ` a_n = ((n+2)!)/(2^n) `

a1 =  
a2 =  
a3 =  
a4 =  
a5 =  


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   x  x    n  |   | (   ) π DNE
   x    (   ) π DNE
( ) ( ] [ ) [ ] —∞ DNE
< > or All Real Numbers DNE
log logn ln n  | | e 
sin cos tan arcsin arccos arctan  
[more..]