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Math Help - Sequences, series & probability: Factorial

  1. #1
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    Sequences, series & probability: Factorial

    I cannot figure out for the life of me how to do this. If anyone can help i would appreciate it! I need the first 3 terms and the eighth term of the sequence. Thanks


    An= n!/(n-1)!
    Last edited by KoolFlair; March 18th 2009 at 06:31 PM.
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  2. #2
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    Quote Originally Posted by KoolFlair View Post
    I cannot figure out for the life of me how to do this. If anyone can help i would appreciate it! I need the first 3 terms and the eighth term of the sequence. Thanks


    An= n!/(n-1)!
    note that \frac{n!}{(n-1)!} = n
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  3. #3
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    so would a1= 1?
    Im confused on how to do this one because it is in a fraction form
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  4. #4
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    Quote Originally Posted by KoolFlair View Post
    so would a1= 1?
    Im confused on how to do this one because it is in a fraction form
    yes, and a_2 = 2, a_3 = 3, a_4 = 4, ...
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  5. #5
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    thank you so much! I get it now!!
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