Question
Wed August 08, 2012 By:
 

find first 5 termms of the sequence, defined by a1=-1, an=an-1/n

Expert Reply
Wed August 08, 2012
a1 = -1
an = an-1/n
 
Therefore,
a2 = a1/2 = -1/2
a3 = a2/3 = (-1/2)/3 = -1/6
a4 = a3/4 = (-1/6)/4 = -1/24
a5 = a4/5 = (-1/24)/5 = -1/120
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