Sequence - Summation and General term

SOURCE:COMPETITION
Number of Problems: 5. : (Book)

 

 

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For each positive integer n, the mean of the first n terms of a sequence is n. What is the 2008th term of the sequence?

mathrm{(A)} {{{2008}}} qquad mathrm{(B)} {{{4015}}} qquad mathrm{(C)} {{{4016}}} qquad mathrm{(D)} {{{4,030,056}}}...

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