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A Factorial Evaluation (Posted on 2007-01-12) Difficulty: 3 of 5
Let n be a positive integer and let f(n)= 1²!+ 2²!+ 3²!+...+n²!

Determine polynomials P(n) and Q(n) such that f(n+2)= P(n)f(n+1)+ Q(n)f(n).

No Solution Yet Submitted by K Sengupta    
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Hints/Tips Hints | Comment 1 of 5

Start by separately evaluating the values of f(n+2) - f(n+1) and f(n+1) - f(n).


  Posted by K Sengupta on 2007-01-21 11:47:25
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